|
|
|
 Abt 1909 - 
| |
Date |
Event(s) |
| 1 | 1912 | - 1912: New Mexico, Arizona become U.S. states
|
| 2 | 1914 | - Jul 1914—11 Nov 1918: World War I
|
| 3 | 1917 | - 6 Apr 1917: United States declares war on Germany, entering World War I
|
| 4 | 1918 | - 11 Nov 1918: World War I ends
|
| 5 | 1939 | - 1 Sep 1939—2 Sep 1945: World War II
|
| 6 | 1941 | - 1941: Thanksgiving Day is set to be 4th Thursday in November by Franklin Roosevelt
|
| 7 | 1945 | - 2 Sep 1945: Formal surrender of Japan, ending World War II
|
| 8 | 1959 | - 1959: Alaska, Hawaii become U.S. states
|
|
| |
