Complex sentence: Wolfgang Schwanitz (born June 26,1930 in Berlin) was the last head of the Stasi, the East German secret police, that was officially renamed the "Office for National Security" on November 17,1989.
Split into simpler sentences: Wolfgang Schwanitz (born June 26,1930 in Berlin) was the last head of the Stasi, the East German secret police. It was officially renamed the "Office for National Security" on November 17,1989.