- Oct 4 First meeting of the Boys' Brigade in Glasgow, Scotland.
The Orient Express
Oct 4 The Orient Express departs on its first official journey from Paris to Istanbul
- Oct 11 US and Canadian railroads agree to use of five time-zone system for North America, based on the Allegheny Observatory in Pittsburgh, Pennsylvania
- Oct 15 US Supreme Court declares Civil Rights Act of 1875 unconstitutional
- Oct 20 Max Bruch's "Kol Nidre" 1st performed
- Oct 20 Treaty of Ancon; Peru cedes Tarapaca to Chile
- Oct 22 1st NY Horse Show held (Madison Sq Garden)
NY's Metropolitan Opera House Opens
Oct 22 New York's original Metropolitan Opera House has its grand opening with a performance of Charles Gounod's opera "Faust"
- Oct 30 Austria-Hungary, Germany and Romania sign military treaty
Admirals
Aviators
Gangsters
Generals
Industrialists
Suffragists