◆ On this day

April 19

5 sourced moments from April 19 in history: The American Revolutionary War began at Lexington and Concord (1775); The Warsaw Ghetto Uprising began against Nazi occupation (1943); Grace Kelly married Prince Rainier of Monaco (1956), plus 2 more.

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5 things happened on April 19

newest first ↓

1971 Space · Space Exploration

Salyut 1, the first space station, beat Skylab by two years

The Soviet Union launched Salyut 1 in April 1971 on a converted military hull, with the wrong name still painted on its side.

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1965 Technology · Computing & AI

Gordon Moore published the observation that became Moore's Law

On April 19, 1965, a four-page magazine article quietly forecast the doubling that would drive six decades of computing.

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1956 Culture & Arts · Film & TV

Grace Kelly married Prince Rainier of Monaco

A Hollywood star traded the screen for a throne, marrying Monaco's sovereign in a ceremony the world watched live.

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1943 History · War & Conflict

The Warsaw Ghetto Uprising began against Nazi occupation

On April 19, 1943, poorly armed Jewish fighters rose against German forces sent to liquidate the Warsaw Ghetto.

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1775 History · War & Conflict

The American Revolutionary War began at Lexington and Concord

At dawn on April 19, 1775, militia and British regulars exchanged the first shots of the American Revolution on Lexington Green.

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