The Battle in Berlin was an end phase of the Battle of Berlin

Battle of Berlin

The Battle of Berlin, designated the Berlin Strategic Offensive Operation by the Soviet Union, was the final major offensive of the European Theatre of World War II....

. While the Battle of Berlin encompassed the attack by three Soviet Army Groups to capture not only Berlin but the territory of Germany east of the River Elbe still under German control, the Battle in Berlin details the fighting, and German capitulation, that took place within the German capital.

The outcome of the Battle in Berlin was decided during the initial phases of the Battle of Berlin that took place outside the city.