September 17th marks an important day in American history. On this day in 1787, the U.S. Constitution was signed at the Philadelphia Convention. Today it's remembered as Constitution Day. Find out more about the history of the U.S. Constitution here.
Read the Constitution
Test Your Knowledge of the Constitution
How much do you know about the U.S. Constitution and your constitutional rights?
Register to Vote
The U.S. Election Assistance Commission provides a National Mail Voter Registration Form with voter rules and regulations for each state and territory.