Nazi Party: A far-right political party in Germany that was active between 1920 and 1945 and practiced the ideology of Nazism.
Adolf Hitler: The leader of the Nazi Party who initiated World War II by invading Poland in September 1939 and was central to the perpetration of the Holocaust.
Sudetenland: The German-speaking region of Czechoslovakia which was also annexed by Hitler as part of his expansionist policies.