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U.S. Constitution: Research Guide

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

Photograph of the Declaration of Independence

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

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.”

Constitution Resources and Documents

Selected Books / eBooks

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