# American Civil Liberties Union **Entity class:** Civil-liberties organization **Aliases:** ACLU **Maturity:** Developed ## Definition The **American Civil Liberties Union** is a nonprofit legal and advocacy organization working on constitutional rights and civil liberties. ## Relationships - **scrutinizes:** surveillance, policing, immigration enforcement, and counterterrorism powers. - **peer organizations:** [[wiki/Electronic Frontier Foundation|EFF]] and [[wiki/Electronic Privacy Information Center|EPIC]]. - **records tool:** [[wiki/Freedom of Information Act|FOIA]]. ## Sources / Provenance - [ACLU — About](https://www.aclu.org/about)