Spouse
1847
Apr 10
| 1847 • Verdi's opera Macbeth premieres at Teatro della Pergola in Florence, Italy. |
1900
Age: 52y
| 1900 • Botanist Hugo de Vries rediscovers Mendel's Laws of Heredity. |
1921
Nov 15
Age: 74y
| 1921 • U.S. President Warren Harding signs a joint congressional resolution declaring an end to America's state of war with Germany, Austria and Hungary. |