Event anniversary

Treaty of London

Took place on April 19, 1839

187

Years ago

188th anniversary next

The 188th anniversary falls on April 19, 2027, in 177 days.

The Treaty of London of 1839, was signed on 19 April 1839 between the major European powers, the United Kingdom of the Netherlands, and the Kingdom of Belgium.

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1809–1882

Charles Darwin

Charles Robert Darwin ( DAR-win; 12 February 1809 – 19 April 1882) was an English naturalist, geologist, and biologist, widely known for his contributions to evolutionary biology.

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1788–1824

Lord Byron

George Noel Gordon Byron, 6th Baron Byron (22 January 1788 – 19 April 1824), was a British poet. He was one of the major figures of the Romantic movement, and is regarded as being among the greatest British poets.

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1939–2026

Ali Khamenei

Ali Hosseini Khamenei (19 April 1939 – 28 February 2026) was an Iranian politician and Shia cleric who served as the supreme leader of Iran from 1989 until his assassination by Israeli airstrikes in 2026.

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1876–1967

Konrad Adenauer

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