A League to End All Wars
On January 10, 1920, the Treaty of Versailles took effect and with it the League of Nations — humanity's first attempt at a world organization dedicated to keeping the peace.
On January 10
The Day London Went Underground
On January 10, 1863, the Metropolitan Railway opened between Paddington and Farringdon — the world's first passenger underground railway, and the ancestor of every subway on Earth.
Thomas Paine's 'Common Sense' Ignites a Revolution
On January 10, 1776, Thomas Paine's 47-page pamphlet Common Sense was published anonymously in Philadelphia, making the case for American independence in language ordinary colonists could not ignore.