Second Polish Republic

1918–1939 republic in Central Europe

Second Polish Republic was name of Polish state from 1918 (end of WWI) through 1939 (start of WWII). When its borders were fixed in 1922 after several wars, it had borders with Czechoslovakia, Weimar Republic, Free City of Danzig, Latvia, Lithuania, Romania and Soviet Union.

Flag of Republic, same as that of today's Poland
Map of Republic within Europe