The city of berlin which was located deep inside

The city of Berlin, which was located deep inside the Soviet zone of the postwar divided Germany, was itself divided into four zones.
During the war, Berlin had to be separated into a couple of areas due to the wartime being present at the moment. However, many years after the war, Berlin was reunited into a single city that is the capital of Germany today. 

Um well north korea is a very harsh place because students go to school for 24 hours and almost never rest and the president is well i think sends to much bomb that’s what i think