91st Division (United States)
| 91st Infantry Division 91st Training Division (Operations) | |
|---|---|
91st Infantry Division insignia | |
| Active | 1917–1919 1921–1945 1946–2009 2009–2010 2010–present |
| Country | United States |
| Branch | United States Army |
| Type | Infantry Training |
| Size | Division |
| Garrison/HQ | Fort Hunter Liggett |
| Engagements | World War I |
| Website | 91st Training Division |
| Insignia | |
| Distinctive unit insignia | |
The 91st Infantry Division is an infantry division of the United States Army that fought in World War I and World War II. From 1946 until 2008, it was part of the United States Army Reserve. It was briefly inactivated from 2008 until 2010 when it was elevated back to a division size element as the 91st Training Division (Operations).