- Oct 3 Maya explorers John Lloyd Stephens and Frederick Catherwood depart New York on their first expedition to the Yucatan
Occupation of Beirut
Oct 10 British troops under General Charles Napier occupy Beirut
- Oct 16 Joseph Saxton, a machine inspector at the US Mint, takes 1st daguerrotype photograph in US, of Central High School building in Philadelphia, Pennsylvania
Margaret Fuller Editor
Oct 20 Margaret Fuller is appointed editor of new US Transcendental Magazine "The Dial"
Admirals
Aviators
Gangsters
Generals
Industrialists
Suffragists