Claim 165

The Soviet Union led Warsaw Pact troops into an invasion of Czechoslovakia on August 20, 1968 to reverse the Prague Spring's reforms in Prague.

Published 2026-09-22. Last reviewed 2026-09-22. 1 source.

Statement: The Soviet Union led Warsaw Pact troops into an invasion of Czechoslovakia on August 20, 1968 to reverse the Prague Spring's reforms in Prague.
Field: occurred_on
Value: Invasion date
About: incident 1968-czechoslovakia-normalization-censorship
Source: Soviet Invasion of Czechoslovakia, 1968
Publisher: Office of the Historian, United States Department of State
Method: primary document
Checked: 2026-09-22
Confidence: medium
Status: current

Quotation from the source

On August 20, 1968, the Soviet Union led Warsaw Pact troops in an invasion of Czechoslovakia to crack down on reformist trends in Prague.