Constitution Day and Citizenship Day

The Constitution of the State of Illinois is our governing document. There have been four Illinois Constitutions; the fourth and current version was adopted in 1970. The current constitution is referred to as the "Constitution of Illinois of 1970" or less formally as the "1970 Constitution." The document is still referred to as the "Constitution of Illinois of 1970" even though there have been amendments to it after 1970.

The Constitution of the United States unified separate states under one supreme set of laws. It was signed in Philadelphia's Independence Hall on September 17, 1787. This is a transcription of the Constitution of the United States from the National Archives.

These are the Founding Documents for the United States, including: the Declaration of Independence, the Constitution, and the Bill of Rights. These links comes to you from the National Archives.

On this site, experts interact with each other to explore the Constitution’s history and what it means today. For each provision of the Constitution, scholars of different perspectives discuss what they agree and disagree upon.