The US Constitution isn't just a dusty old document -... Show more
Politics
Modern Studies
SociologySign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
10
0
sophie
16/12/2025
Politics
A Level Politics US Constitution and Federalism
757
•
16 Dec 2025
•
Comprehensive Notes on the US Constitution and Federalism for A Level Politics
sophie
@sophiefreyaa
1 / 10
What Makes the US Constitution Special?
Think of the US Constitution as America's ultimate instruction manual, created by 13 states between 1787-1790. Unlike Britain's mix of laws and traditions, America's constitution is codified - meaning it's all written down in one place that's really hard to change.
The original constitution had just 7 articles covering the essentials: Congress, the Presidency, Supreme Court, states, amendment process, supremacy clause (making it the highest law), and ratification. What makes it clever is that it's deliberately vague in places - this flexibility lets it adapt to modern times without constant rewrites.
Enumerated powers are the specific powers given to Congress, the President, and courts. Interestingly, Congress got the most explicit powers, making it technically the strongest branch on paper.
Quick Tip: The constitution's blend of specificity and vagueness is intentional - it provides clear structure whilst allowing room for interpretation as society evolves.
The Amendment Process - Why Change is So Hard
Changing the US Constitution is intentionally difficult, requiring a two-thirds majority in both houses of Congress to propose amendments, then three-quarters of states to ratify them. With 50 states today, that means 38 states must agree - no easy feat!
This formal amendment process has serious drawbacks. Just 13 small states (representing only 2% of the population) can block any change, which isn't very democratic. It also gives the Supreme Court excessive power since 9 unelected judges often make the final call on constitutional issues.
However, there are advantages too. The difficulty prevents ill-thought-through amendments and protects key principles like federalism. It also stops any single group from easily changing fundamental rights and freedoms.
Remember: Only 27 amendments have been added since 1787 - that's how tough the process really is!
The Five Key Constitutional Principles
The constitution rests on five crucial principles designed to prevent any single group from grabbing too much power. Federalism splits sovereignty between federal and state governments - you're essentially governed by two different systems simultaneously.
Separation of powers completely divides government into three branches (executive, legislative, judicial), with nobody allowed to serve in more than one. This works alongside checks and balances, where each branch can limit the others' power.
Limited government means even the government itself has restrictions, whilst bipartisanship encourages cooperation across party lines. These principles sound great in theory, but how well do they work in practice today?
Key Point: These principles aren't just academic concepts - they directly affect every major political decision in America, from healthcare to foreign policy.
How Effective Are These Principles Today?
The relationship between federal and state governments has shifted dramatically over time. Originally, states handled domestic issues like education whilst federal government focused on foreign policy. Now the lines are much more blurred.
Take the Gonzales vs Raich (2005) case - California legalised marijuana, but the federal government argued this affected interstate commerce, giving them authority to override state law. Despite the Supreme Court backing federal power, Congress chose not to act, showing how political reality sometimes trumps constitutional authority.
Conflicting laws create ongoing tensions. Generally, when state laws give more civil rights than federal law, state law wins. But when there's total conflict over federal issues, federal law prevails - though enforcement varies depending on political priorities.
Real Example: Many states have legalised marijuana despite federal prohibition, creating a complex legal grey area that shows federalism in action.
Does the Constitution Still Work?
Comparing democratic processes in the US and UK reveals interesting contrasts. Americans vote far more often with their 4-6 year election cycles, making politicians more sensitive to public opinion. The constitution also provides entrenched rights that are harder to remove than in Britain.
However, there are serious criticisms. The electoral college can override popular votes in presidential elections, limiting democracy. The amendment process gives disproportionate power to small states, and without a Human Rights Act equivalent, laws can potentially undermine minority rights.
The constitution's effectiveness ultimately depends on your priorities. It successfully prevents dictatorship and protects many liberties, but it can also frustrate majority will and slow necessary changes.
Bottom Line: The US Constitution is neither perfect nor broken - it's a 230-year-old compromise that's still evolving through interpretation and occasional amendment.
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.
Where can I download the Knowunity app?
You can download the app from Google Play Store and Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
Most popular content: Political Philosophy
Most popular content in Politics
Most popular content
English - inspector calls quotes and analysis
Quotes from every main character
English Literature10
Can't find what you're looking for? Explore other subjects.
Students love us — and so will you.
4.9/5
App Store
4.8/5
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
Comprehensive Notes on the US Constitution and Federalism for A Level Politics
sophie
@sophiefreyaa
The US Constitution isn't just a dusty old document - it's the rulebook that still governs American politics today. Understanding how it works, from its tricky amendment process to the balance of power between federal and state governments, is crucial... Show more
What Makes the US Constitution Special?
Think of the US Constitution as America's ultimate instruction manual, created by 13 states between 1787-1790. Unlike Britain's mix of laws and traditions, America's constitution is codified - meaning it's all written down in one place that's really hard to change.
The original constitution had just 7 articles covering the essentials: Congress, the Presidency, Supreme Court, states, amendment process, supremacy clause (making it the highest law), and ratification. What makes it clever is that it's deliberately vague in places - this flexibility lets it adapt to modern times without constant rewrites.
Enumerated powers are the specific powers given to Congress, the President, and courts. Interestingly, Congress got the most explicit powers, making it technically the strongest branch on paper.
Quick Tip: The constitution's blend of specificity and vagueness is intentional - it provides clear structure whilst allowing room for interpretation as society evolves.
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
The Amendment Process - Why Change is So Hard
Changing the US Constitution is intentionally difficult, requiring a two-thirds majority in both houses of Congress to propose amendments, then three-quarters of states to ratify them. With 50 states today, that means 38 states must agree - no easy feat!
This formal amendment process has serious drawbacks. Just 13 small states (representing only 2% of the population) can block any change, which isn't very democratic. It also gives the Supreme Court excessive power since 9 unelected judges often make the final call on constitutional issues.
However, there are advantages too. The difficulty prevents ill-thought-through amendments and protects key principles like federalism. It also stops any single group from easily changing fundamental rights and freedoms.
Remember: Only 27 amendments have been added since 1787 - that's how tough the process really is!
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
The Five Key Constitutional Principles
The constitution rests on five crucial principles designed to prevent any single group from grabbing too much power. Federalism splits sovereignty between federal and state governments - you're essentially governed by two different systems simultaneously.
Separation of powers completely divides government into three branches (executive, legislative, judicial), with nobody allowed to serve in more than one. This works alongside checks and balances, where each branch can limit the others' power.
Limited government means even the government itself has restrictions, whilst bipartisanship encourages cooperation across party lines. These principles sound great in theory, but how well do they work in practice today?
Key Point: These principles aren't just academic concepts - they directly affect every major political decision in America, from healthcare to foreign policy.
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
How Effective Are These Principles Today?
The relationship between federal and state governments has shifted dramatically over time. Originally, states handled domestic issues like education whilst federal government focused on foreign policy. Now the lines are much more blurred.
Take the Gonzales vs Raich (2005) case - California legalised marijuana, but the federal government argued this affected interstate commerce, giving them authority to override state law. Despite the Supreme Court backing federal power, Congress chose not to act, showing how political reality sometimes trumps constitutional authority.
Conflicting laws create ongoing tensions. Generally, when state laws give more civil rights than federal law, state law wins. But when there's total conflict over federal issues, federal law prevails - though enforcement varies depending on political priorities.
Real Example: Many states have legalised marijuana despite federal prohibition, creating a complex legal grey area that shows federalism in action.
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Does the Constitution Still Work?
Comparing democratic processes in the US and UK reveals interesting contrasts. Americans vote far more often with their 4-6 year election cycles, making politicians more sensitive to public opinion. The constitution also provides entrenched rights that are harder to remove than in Britain.
However, there are serious criticisms. The electoral college can override popular votes in presidential elections, limiting democracy. The amendment process gives disproportionate power to small states, and without a Human Rights Act equivalent, laws can potentially undermine minority rights.
The constitution's effectiveness ultimately depends on your priorities. It successfully prevents dictatorship and protects many liberties, but it can also frustrate majority will and slow necessary changes.
Bottom Line: The US Constitution is neither perfect nor broken - it's a 230-year-old compromise that's still evolving through interpretation and occasional amendment.
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.
Where can I download the Knowunity app?
You can download the app from Google Play Store and Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
10
Smart Tools NEW
Transform this note into: ✓ 50+ Practice Questions ✓ Interactive Flashcards ✓ Full Mock Exam ✓ Essay Outlines
Mock Exam
Quiz
Flashcards
Essay
Most popular content: Political Philosophy
Most popular content in Politics
Most popular content
English - inspector calls quotes and analysis
Quotes from every main character
English Literature10
Can't find what you're looking for? Explore other subjects.
Students love us — and so will you.
4.9/5
App Store
4.8/5
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user