|
Date |
Event(s) |
1 | 1905 | - 1905: Einstein Proposes His Theory of Relativity
|
2 | 1914 | - 1914: World War I begins.
|
3 | 1916 | - 1916: Polio Epidemic across the United States
|
4 | 1918 | - 1918: Daylight Saving Time Introduced
Influenza Epidemic
- 1918: March–Nov., nationwide: outbreak of Spanish influenza killed over 500,000 people in the worst single U.S. epidemic.
|
5 | 1919 | - 1919: Treaty of Versailles Ends World War I
|