Battle of Dien Bien Phu

1954 battle in the First Indochina War

The Battle of Điện Biên Phủ was a defeat of the French Union forces by the Viet Minh forces in the First Indochina War. It took place between 13 March and 7 May 1954. The French began an operation to insert, and support, their soldiers at Điện Biên Phủ, deep in the autonomous Tai Federation in northwest Tonkin.

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