| Date | Event |
|---|---|
| January 02 1900 | Hay Announces Open Door Chinese Policy |
| January 05 1900 | John Redmond Revolts Against British Rule |
| January 06 1900 | Boer Forces Attack Fortress |
| January 16 1900 | 1899 Anglo-German Treaty Accepted By US Senate |
| January 23 1900 | Spion Kop Was A British Defeat |
| January 24 1900 | Boers Stop British At Spion Kop |
| January 29 1900 | Philadelphia: American League Organized 8 Teams |
| January 31 1900 | Datu Muhammed Salleh Is Assassinated |