Czechoslovak Leaders By tucker_apgar Period: 1918 to 1935 Tomáš Masaryk Period: 1935 to 1938 Edvard Beneš Period: 1938 to 1945 Nazi Rule Period: 1945 to 1948 Edvard Beneš Period: 1948 to 1951 Klement Gottwald Period: 1951 to 1968 Antonín Novotný