Browse Historical Events by Day: What Happened on September 18th?

Genghis Khan, the founder and first Great Khan of the Mongol Empire, dies while on campaign in Western Xia (modern-day China).

The Treaty of Meaux-Paris is signed, officially ending the Albigensian Crusade and granting amnesty to the Cathars in Languedoc, France.

Queen Elizabeth I is born, who would later become one of the most influential monarchs in English history.

President George Washington crosses the Potomac to lay the cornerstone of the U.S. Capitol. More

Chile's Independence Day (Establishment of the Government Junta of Chile).

Fidel Castro arrives in New York to address the UN General Assembly. His brief trip put the Cuban leader on the world stage. Days after his return to Cuba, the US imposed a trade embargo that would last more than half a century. Diplomatic relations with the island were severed in January 1961. More

Scotland holds a referendum on independence from the United Kingdom.