Activism and Social Reform

• Abarca, Apolonia Muñoz [Polly]
• Abolition
• Acosta, Maria Angela Socorro Grijalva [Lucy]
• Adair, Christia V. Daniels
• Aguero, Bidal
• Aguirre, Lauro
• Aikin, A. M., Jr.
• Akins, William Charles
• Alarcon, Francisca [Doña Paca]
• Alba Club
• Aldrete, Cristóbal
• Allen, George Louis
• Allen, Richard
• Allred, Josephine Elizabeth Miller [Joe Betsy]
• American G.I. Forum of Texas
• American G.I. Forum Women's Auxiliary
• Ames, Jessie Harriet Daniel
• Amigos En Azul
• Anaya, Carmen Rodríguez
• Anderson, John Wesley
• Anderson, Katherine Finnigan
• Anderson, Pearl Carina
• Andrade, Erasmo Wilivaldo
• Andujar, Elizabeth Richards [Betty]
• Antonio Gómez Lynching
• Anzaldúa, Gloria Evangelina
• Ashworth Act
• Ashworth, Aaron
• Ashworth, William
• Askanase, Reuben W.
• Association for the Advancement of Mexican Americans
• Association of Southern Women for the Prevention of Lynching
• Atkins, Joseph Louis
• Austin, Mary Carroll Nurre
• Ayres, Clarence Edwin
• Aztlán
• Baker, Alice Graham
• Ballinger, Betty Eve
• Barrientos, Emma Serrato
• Barry, Maggie Wilkins Hill
• Bates, William Bartholomew
• Baylor, Mary Frances Freeman
• Beal, Anthony Wayne
• Beaumont Riot of 1943
• Beaumont, Jefferson
• Bedford, Louis Arthur, Jr.
• Beers, Iola Barns
• Beeville Riot of 1894
• Bell, John Brown
• Beretta, Sallie Ward