| |
Date |
Event(s) |
| 1 | 1861 | - 12 Apr 1861—10 May 1865: United States Civil War
War between the Federal Government and the secessionist southern states.
|
| 2 | 1914 | - 28 Jul 1914—11 Nov 1918: World War One
World War fought in Europe
|
| 3 | 1917 | - 6 Apr 1917: U.S. Enters WWI
United States declares war on the Central Powers (Germany, Austria-Hungry)
|
1860 - 1929 (69 years)