Original sentence: From 1969 to 1982 and 1998 to 2005 the chancellors were social democrats.In 1945, the occupants allowed four parties, the christian democrats, the liberals, the communists and the social democrats.In the Soviet Zone of Occupation the social democrats were formed a common party with the communists (SED).In the western zones the authorities re-instated the Nazi ban on the communist party and (since 1949) the Federal Republic of Germany, SPD became one of two major parties
Edited sentence: From 1969 to 1982 and 1998 to 2005 the chancellors were Social Democrats.In 1945, the occupants allowed four parties, the Christian Democrats, the Liberals, the Communists and the Social Democrats.In the Soviet Zone of Occupation the Social Democrats formed a common party with the Communists (SED).In the Western zones the authorities re-instated the Nazi ban on the Communist Party.Since 1949 in the Federal Republic of Germany, SPD has been one of two major parties