Encyclopedias, Almanacs, Transcripts, and Maps
- Allied Structural Steel Company v. Spannaus 438 U.S. 234 (1978)
- Almeida-Sanchez v. United States 413 U.S. 266 (1973)
- Alvarez-Machain, United States v. 504 U.S. 655 (1992)
- Ambach v. Norwick 441 U.S. 68 (1979)
- Amending Process
- Amending Process (Update)
- Amendment Process (Outside Article V)
- American Civil Liberties and the War on Terror
- American Communications Association v. Douds 339 U.S. 382 (1950)
- American Indians and the Constitution
- American Indians and the Constitution (Update)
- American Insurance Company v. Canter 1 Peters 511 (1828)
- American Jewish Congress
- American Revolution and Constitutional Theory
- American System
- Americans With Disabilities Act 104 Stat. 327 (1990)
- Americans With Disabilities Act 42 U.S.C. 12101 (1990) (Update)
- Americas, Modern U.S. Security Policy and Interventions
- Ames, Fisher (1758–1808)
- Amicus Curiae