There were a number of places, but it sounds as if you're thinking of Checkpoint Charlie in Berlin.
During his rule, Hitler called Germany "The Thousand Year Reich."
The Blitz
No, Nazi Germany is the name given to Germany during the time Hitler was in power.
The Sudetenland
Central Powers during WWI; Axis Powers during WWII
Eastern Front, which took place in Central and Eastern Europe.
Western Front
The name of the battlefield that was between German and Russia is called the Rzhev. The Rzhev was also referred to as the meat grinder during WWII because the battle was at its peak in the area.
central powers
Germany
Central Powers
The name they were given is known as the Axis Powers