Second Polish Republic

State · 1919–1939 CE · at its largest around 1939 CE

The restored Polish state between the world wars, re-established in 1918 after more than a century of partition. Józef Pilsudski dominated its politics, and it was invaded and divided by Germany and the Soviet Union in 1939.

On its lands while it lasted

Königsberg (1255–1945 CE): Capital of Duchy of Prussia (1526–1618), Brandenburg-Prussia (1619–1701).
Battle of Warsaw (1920) (1920 CE): In August 1920 Polish forces under Józef Pilsudski defeated the Red Army outside Warsaw, turning the Polish–Soviet War and halting the westward spread of the revolution.
Invasion of Poland (1939 CE): Germany invaded Poland on 1 September 1939, with the first shots fired at Westerplatte near Danzig, starting World War II in Europe. The Soviet Union invaded from the east on 17 September.