Lebensraum
Lebensraum means "Living Space" in German. It is especially associated with Nazi Germany and Hitler's desire to expand the country. This belief led to the Invasion of Poland (1939) and Germany's conquering of the Sudentenland. On June 22, 1941, Nazi Germany launched Operaton Barbarossa, an invasion of the Soviet Union. One of the goals for the operation was achieving Lebensraum.