what did east germany become part of the soviet union
East Germany. The German Democratic Republic (East Germany) was established in 1949 from the area of Germany occupied by the Soviet Union. East Berlin became the capital of the new country.As West Berlin remained part of the Federal Republic of Germany (West Germany) the capital was the cause of great conflict.ast Berlin became the capital of the new country. As West Berlin remained part of the Federal Republic of Germany (West Germany) the capital was the cause of great conflict.