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March
19

March 19 has seen the launch of wars, the signing of treaties, and the dawn of new technologies.

On This Day in History

721
War & Conflict

Battle of Toulouse

Odo the Great of Aquitaine defeated an invading Muslim army at the Battle of Toulouse, one of the first significant Christian victories against Muslim expansion into France.

1474
Invention

Venice Passes First Patent Law

The Republic of Venice passed the first codified patent law, granting inventors exclusive rights to their inventions for ten years. This law became the model for patent systems worldwide.

1687
Exploration

Explorer La Salle Murdered in Texas

French explorer Rene-Robert Cavelier, Sieur de La Salle, was murdered by his own men during an expedition in East Texas. La Salle had previously claimed the Mississippi River valley for France.

1920
Politics

U.S. Senate Rejects Treaty of Versailles

The U.S. Senate rejected the Treaty of Versailles for the second time, keeping the United States out of the League of Nations. The decision had profound consequences for international diplomacy.

1945
War & Conflict

Hitler Issues Nero Decree

Adolf Hitler issued the 'Nero Decree,' ordering the destruction of German infrastructure to prevent its use by the advancing Allies. Albert Speer largely ignored the order, preserving vital resources.

1982
War & Conflict

Argentine Forces Land on South Georgia

Argentine scrap metal workers raised their flag on South Georgia Island, beginning the chain of events that led to the Falklands War between Argentina and Britain.

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