Constitution Day

September 17, 2020

The delegates of the Constitutional Convention in Philadelphia signed the Constitution on September 17, 1787, replacing the Articles of Confederation and Perpetual Union that had been governing the young nation since 1777. Beginning with “We the People of the United States,” the Constitution outlines the inalienable rights guaranteed to all its citizens and that ultimately we are a nation governed by ourselves.

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Interactive Constitution
Since its launch in 2015, this nonpartisan tool has allowed learners of all ages to engage with the text of the Constitution, discover how experts agree and disagree about its history and meaning, and explore arguments on all sides of the constitutional debates at the center of American life.

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