Second Republic

There have been several Second Republics in the course of history.

Europe

French Second Republic (1848–1852)
Second Polish Republic (1918–1949)
Second Hellenic Republic (1924–1935)
Second Spanish Republic (1931–1939)
Portuguese Second Republic, known as Estado Novo (1933-1974)
Czechoslovak Second Republic (1938-1939)
The current Republic of Austria (since 1945) is the Second Republic
Second Hungarian Republic (1946–1946)
Second Republic in Italy (since 1992)
Second Slovak Republic is the current Slovakia (since 1993; to distinguish it from the First Slovak Republic during World War II)

Second Republic of Venezuela (1813–1814)
Brazilian Second Republic (1945–1964)
Second Republic of Armenia, known as the Armenian Soviet Socialist Republic (1920-1991)
Second Republic of South Korea (1960 and 1961)
Zaire, now the Democratic Republic of the Congo (1965–1997)
Nigerian Second Republic (1979–1983)
Second Philippine Republic (1943-1945)
Second Republic of Ghana (1966-1972)
Second Republic (Maldive Islands) (1968 to date)
Second Republic of Madagascar, or the Democratic Republic of Madagascar (1975-1993)