Spouse
1907
| 1907 • The triode thermionic amplifier invented by Lee de Forest, starting the development of electronics as a practical technology. |
1930
Age: 23y
| 1930 • Bureau of Narcotics established under the United States Department of the Treasury, replacing the Narcotics Division of the Prohibition Unit. |
1940
Age: 33y
| 1940 • de Havilland Mosquito and Martin B-26 Marauder military aircraft both make their first flights. |
1975
Oct 14
Age: 68y
| 1975 • Thrilla in Manila: Muhammad Ali defeats Joe Frazier in a boxing match in Manila, Philippines. |