This nonpartisan tool has allowed learners of all ages to engage with the text of the Constitution, discover how experts agree and disagree about its history and meaning, and explore arguments on all sides of the constitutional debates at the center of American life.
Learn from more that 140 leading scholars of diverse legal and philosophical perspectives.
Explore NowWe selected two scholars for each clause with guidance from the American Constitution Society and the Federalist Society—America’s leading legal organizations representing different perspectives on the Constitution. The Common Interpretation, signed by both scholars, is a joint statement of what they agree about the provision’s history and meaning. Matters of Debate represents each scholar’s individual views.
Read NowSection 2: The House of Representatives
Section 5: Powers and Duties of Congress
Section 6: Rights and Disabilities of Members
Section 7: Legislative Process
Section 8: Powers of Congress
The Commerce Clause | The Taxing Clause | Declare War Clause
Necessary and Proper Clause | The Spending Clause
Section 9: Powers Denied Congress
Appropriations Clause | Direct and Indirect Taxes | Export and Port Preference Clauses | The Foreign Emoluments Clause | The Slave Trade Clause | The Suspension Clause
Section 1
The Vesting Clause | The Electoral College
Section 2
Commander in Chief Clause | Treaty Power and Appointments
Passed by Congress September 25, 1789. Ratified December 15, 1791. The first 10 amendments form the Bill of Rights
First Amendment: Freedom of Religion, Speech, Press, Assembly, and Petition
The Establishment Clause
The Free Exercise Clause
Freedom of Speech and the Press
Right to Assemble and Petition
Second Amendment: Right To Bear Arms
Third Amendment: Quartering Of Soldiers
Fourth Amendment: Search And Seizure
Fifth Amendment: Grand Jury, Double Jeopardy, Self Incrimination, Due Process, Takings
Criminal Procedure Clauses
Due Process Clause
Takings Clause
Sixth Amendment: Right To Speedy Trial By Jury, Witnesses, Counsel
Seventh Amendment: Jury Trial In Civil Lawsuits
Eighth Amendment: Excessive Fines, Cruel And Unusual Punishment
11th Amendment: Suits Against States (1795)
12th Amendment: Election of President and Vice President (1804)
13th Amendment: Abolition Of Slavery (1865)
14th Amendment: Citizenship Rights, Equal Protection, Apportionment, Civil War Debt (1868)
Citizenship Clause | Due Process Clause | Equal Protection Clause
Enforcement Clause | Privileges or Immunities Clause
15th Amendment: Right To Vote Not Denied By Race (1870)
16th Amendment: Income Tax (1913)
17th Amendment: Popular Election Of Senators (1913)
18th Amendment: Prohibition Of Liquor (1919)
19th Amendment: Women’s Right To Vote (1920)
20th Amendment: Presidential Term And Succession, Assembly Of Congress (1933)
21st Amendment: Repeal Of Prohibition (1933)
22nd Amendment: Two-Term Limit On Presidency (1951)
23rd Amendment: Presidential Vote For D.C. (1961)
24th Amendment: Abolition Of Poll Taxes (1964)
25th Amendment: Presidential Disability And Succession (1967)
The Constitution 101 course provides learners of all ages with a basic understanding of the Constitution’s text, history, structure, and case law.
Learn MoreConstitution 101 is a 15-unit asynchronous, semester-long curriculum that provides students with a basic understanding of the Constitution’s text, history, structure, and caselaw.
Take CourseOur instructional materials use the National Constitution Center’s Interactive Constitution to provide students with nonpartisan analysis from top constitutional scholars.
Search ResourcesOur resources library has lesson plans, actvities, videos, and Constitution 101 resources for educators, students, and families.
Search ResourcesLearn about the Constitution’s text and to the skills necessary to engage in constitutional conversations.
Watch VideoUncover everything you need to know about the Preamble to the Constitution and the seven articles of the Constitution.
Watch VideoWhat is the difference between a political question and a Constitutional question? Jeffrey Rosen, president and CEO of the National Constitution Center, explains the different methodologies of constitutional interpretation
Watch VideoThis collection includes primary texts that span American constitutional history. To ensure nonpartisan rigor and ideological diversity, we assembled a group of leading scholars from diverse perspectives to help choose the sources included in the document library.
Read CollectionThe Supreme Court Cases Library includes materials on the most influential Supreme Court cases in American history. To ensure nonpartisan rigor and ideological diversity, we enlisted a pair of leading scholars from diverse constitutional perspectives to curate the collection.
Read CollectionExplore key historical documents that inspired the Framers of the Constitution and each amendment during the drafting process, the early drafts and major proposals behind each provision, and discover how the drafters deliberated, agreed and disagreed, on the path to compromise and the final text.
Explore NowWriting Rights allows users to explore an important set of documents that shaped the first 10 amendments to the U.S. Constitution. Included are Historical Sources, James Madison's original proposals, and the House and Senate's revisions and final language.
Compare DocumentsExplore our new 15-unit core curriculum with educational videos, primary texts, and more.
Search and browse videos, podcasts, and blog posts on constitutional topics.
Discover primary texts and historical documents that span American history and have shaped the American constitutional tradition.