Constitution Day, September 17
Delegates at the Constitutional Convention in 1787 prepare to sign the U.S. Constitution.
credit: "Scene at the Signing of the Constitution of the United States" by artist Howard Chandler Christy
Constitution Day celebrates the birthday of the United States Constitution on September 17. On that date in 1787, in Philadelphia, 39 delegates to the Constitutional Convention signed the Constitution.
Constitution Day and Citizenship Day was established by the U.S. Congress in 2004 and commemorates the signing of the Constitution and recognizes “all who, by coming of age or by naturalization, have become citizens.”