Complex sentence: Chancellor Konrad Adenauer and the Western allies at the time saw Stalin's move as an aggressive action that attempted to stall the reintegration of West Germany, however, afterwards debates have flared up on whether a chance for reunification had been missed.
Split into simpler sentences: Chancellor Konrad Adenauer and the Western allies at the time saw Stalin's move as an aggressive action that attempted to stall the reintegration of West Germany. However, afterwards debates have flared up on whether a chance for reunification had been missed.