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American Civil Liberties Union
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ACLU logo on computer screen.
A human hand and a gorilla's hand both reach for a gavel, against a blue-tinted background image of a courtroom.
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ACLU logo on computer screen.
American Civil Liberties Union (ACLU) The ACLU was founded in New York City in 1920.

American Civil Liberties Union

American organization
Also known as: ACLU
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Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....
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ā€¢History

American Civil Liberties Union (ACLU), organization founded by Roger Baldwin and others in New York City in 1920 to champion constitutional liberties in the United States. The ACLU works to protect Americansā€™ constitutional rights and freedoms as set forth in the U.S. Constitution and its amendments. The ACLU works in three basic areas: freedom of expression, conscience, and association; due process of law; and equality under the law. The ACLU seeks to further particular aspects...

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