Countries That Made Up Czechoslovakia (1918–1992)

Czechoslovakia was a Central European state formed in 1918 from the dissolution of Austria-Hungary. It peacefully split into two independent nations on January 1, 1993 (the "Velvet Divorce").

Constituent Regions (Historical Lands)

Subcarpathian Ruthenia

Also included (1918–1939, 1945–1946): Carpatho-Ukraine (Transcarpathia), annexed by USSR, now part of Ukraine.

Key Points

• Bohemia + Moravia = Czech lands (Czechia).
• Slovakia = separate historic nation with distinct language/culture.
• Both were industrialized (Bohemia) and agrarian (Slovakia) with different development levels.
• 1968 federalization created Czech Socialist Republic and Slovak Socialist Republic.
• 1993 split was negotiated, peaceful, without referendum.

Today, the Czech Republic and Slovakia are both EU, NATO, Schengen members with close ties.