| 1745 | Jacobite rising of 1745 | |
| AAAH | Animated Atlas of African History | |
| AAEH | Australasian Association for European History | |
| AAEH | Australian Association for European History | |
| AAFH | Academy of American Franciscan History | |
| AAH | Association For Art History | |
| AAH | Art and Architectural History | |
| AAHA | Applied Archaeology and History Associates | |
| AAHC | African American History Challenge | |
| AAHC | African American History and Culture | |
| AAHGS | Afro-American Historical and Genealogical Society | |
| AAHL | African American History Legacy | |
| AAHM | African American History Month | |
| AAHP | African American History Project | |
| AAHS | American Aviation Historical Society | |
| AAHS | Arizona Archaeological and Historical Society | |
| AAMH | Australian Association for Maritime History | |
| AANH | American Association for the Nursing History | |
| AANHS | Ayrshire Archaeological and Natural History Society | |
| AANHS | Archaelogical and Natural History Society | |
| AAQ | Afro American Queen | |
| ACA | Academy of Certified Archivists | |
| ACIH | Australian Centre for Indigenous History | |
| ACMH | Army Center of Military History | |
| ACPHv | Australian Centre for Public History |
