The U.S. Constitutionis one of the most important documents in history and serves as the founding principle for the United State of America. is the web's home for the Constitution, the Declaration of Independence, Supreme Court cases and other founding and influential documents in United States history.

The Bill of Rights and other amendments - The only changes to America's founding document, the Bill of Rights and the other constitutional amendments have changed the text of the Constitution into the document that America lives by today.

Speeches - is the home on the web for some of the greatest speeches from America's most important citizens - from George Washington to Abraham Lincoln to Martin Luther King, Jr.

Supreme Court Cases – The Supreme Court has been charged with interpreting the Constitution as the supreme law of the land since America’s founding, and every one of these cases is crucial to America’s understanding of its greatest document.

Original Thirteen Ratification

Delaware was the first state to ratify the Constitution, and it’s reflected in Delaware’s state motto: “The First State.” Rhode Island was the last of the original thirteen states, voting for ratification on May 29, 1790. The Bill of Rights didn’t come into effect until December 15, 1791, upon Virginian ratification.