about
1905
| 1905 • Russo-Japanese War: The Japanese capture of Mukden (now Shenyang) completes the rout of Russian armies in Manchuria. |
1920
Feb 14
Age: 15y
| 1920 • Hydrocodone, a narcotic analgesic closely related to codeine is first synthesized in Germany by Carl Mannich and Helene Löwenheim. |