West Berlin branch . Initially the SED had a branch in West Berlin , but in 1962 that branch became a separate party called the Socialist Unity Party of West Berlin ( `` Sozialistische Einheitspartei Westberlins '' - SEW ) .
At first the SED had a branch in West Berlin , but in 1962 the West Berlin branch was separated from the SED proper and became a `` separate '' party called the Socialist Unity Party of West Berlin ( `` Sozialistische Einheitspartei Westberlins '' - SEW ) .