German invasion of Poland

Definition

The German invasion of Poland refers to Germany's attack on Poland on September 1, 1939, which marked the beginning of World War II. This event violated various treaties and agreements leading to a declaration of war by France and the United Kingdom against Germany.

Related terms

Blitzkrieg: A military tactic used by Nazi Germany during WWII involving fast-moving armored units supported by air strikes for rapid conquest.

Appeasement policy: The diplomatic strategy pursued by Britain and France before WWII where they gave in to Hitler's demands to avoid conflict.

Invasion of Czechoslovakia: Germany's takeover of the Sudetenland region in 1938, which demonstrated their expansionist ambitions and foreshadowed the invasion of Poland.