- Mar 2 Hawaii's first telegraph company opens
- Mar 2 United States Congress passes the Platt amendment, limiting the autonomy of Cuba as a condition for the withdrawal of American troops
- Mar 3 US Congress creates National Bureau of Standards, in Department of Commerce
- Mar 4 1st advanced copy of inaugural speech (Jefferson-National Intelligencer)
Event of Interest
Mar 4 William McKinley inaugurated for 2nd term as US president; Theodore |Roosevelt serves as Vice President
William McKinley
- Mar 4 Term of George H White, last of post-Reconstruction congressmen, ends
Event of Interest
Mar 6 In Bremen an assassin attempts to kill Kaiser Wilhelm II of Germany.
Wilhelm II
- Mar 11 Cincinnati Enquirer reports Baltimore manager John McGraw signed Cherokee Indian Tokohoma, who is really black 2nd baseman Charlie Grant
- Mar 12 Ground is broken for Boston's 1st AL ballpark (Huntington Ave Grounds)
- Mar 14 1st performance of Anton Bruckner's 6th Symphony in A
- Mar 14 Germany's Chancellor von Bulow declares that the agreement Germany signed with Great Britain in October 1900, to restrain foreign aggression and maintain open trade, does not apply to Manchuria
- Mar 15 Horse racing is banned in San Francisco, last race March 16th
- Mar 17 Free thinking-Democratic Union forms in Netherlands
Event of Interest
Mar 17 At a show in Paris 71 Vincent van Gogh paintings cause a sensation, 11 years after his death
Vincent van Gogh