← August 20 August 21 August 22 →
August
21

August 21 has brought statehood, historic sieges, and moments that captivated the world's attention.

On This Day in History

1959
Politics

Hawaii Becomes 50th State

Hawaii was admitted as the 50th US state, the last to join the Union. The tropical archipelago brought unique cultural diversity and strategic military importance to the nation.

1911
Culture

Mona Lisa Stolen

Vincenzo Peruggia stole Leonardo da Vinci's Mona Lisa from the Louvre in Paris, hiding it under his coat. The theft, which took two years to solve, ironically made the painting the most famous artwork in the world.

1680
War & Conflict

Pueblo Revolt

Native American Pueblo peoples rose up against Spanish colonists in New Mexico, killing 400 Spaniards and driving the rest from the territory. It was the most successful indigenous revolt in North American history.

1888
Technology

William Burroughs Patents Adding Machine

William Seward Burroughs received a patent for his practical adding machine, launching the office equipment revolution. His company eventually evolved into Burroughs Corporation, a major computer manufacturer.

2017
Science

Total Solar Eclipse Across America

A total solar eclipse crossed the continental United States from coast to coast for the first time since 1918. Millions of Americans traveled to the path of totality to witness the celestial event.

1770
Exploration

James Cook Claims Eastern Australia

Captain James Cook claimed the eastern coast of Australia for Britain, naming it New South Wales. This claim would lead to British colonization of the continent beginning 18 years later.

All Days in August

August 1 August 2 August 3 August 4 August 5 August 6 August 7 August 8 August 9 August 10 August 11 August 12 August 13 August 14 August 15 August 16 August 17 August 18 August 19 August 20 August 21 August 22 August 23 August 24 August 25 August 26 August 27 August 28 August 29 August 30 August 31