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U.S. Constitution

Constitution Day commemorates the signing of the U.S. Constitution in 1787.

Constitution Day

Image of painting of the signing of the Constitution

Credit: Scene at the Signing of the Constitution by Howard Chandler Christy


The U.S. Constitution was signed on September 17, 1787, by 39 delegates to the Constitutional Convention in Philadelphia. Constitution Day (also known as Citizenship Day) was established by the U.S. Congress in 2004 to commemorate the signing of the Constitution and recognize “all who, by coming of age or by naturalization, have become citizens.”

Photograph of the Declaration of Independence

Download copies or read the transcripts available at the National Archives site. (Image Source: National Archiv


Selected Books/eBooks

Constitution Resources and Documents

Thank you to the University Library at University of California Davis for allowing us to borrow content from its LibGuide, Constitution