Czechoslovak Republic (1948–1960)
Československá republika

Czechoslovak Socialist Republic (1960–1990)
Československá socialistická republika

StatusMember of the Warsaw Pact (1955–1989)
CapitalPrague
Common languagesCzech
Slovak
GovernmentUnitary people's republic (1948–60)
Unitary Marxist-Leninist one-party socialist republic (1960–69)
Federal Marxist-Leninist one-party socialist republic (1969–89)
President
• 1948–1953
Klement Gottwald (first)
• 1989–1990
Václav Havel (last)
General Secretary of the Communist Party of Czechoslovakia
• 1948–1953
Klement Gottwald (first)
• 1989
Karel Urbánek (last)
Prime Minister
• 1948–1953
Antonín Zápotocký (first)
• 1988–1989
Ladislav Adamec (last)
Historical eraCold War
• Coup d'etat
25 February 1948
• Ninth-of-May Constitution
9 May 1948
• CSR established
11 July 1960
• CSFR established
23 April 1990