since ' 82 federal chancellor ( selected by " constructive ballots of no confidence " against former chancellor horst bauer , liberal democratic movement ( sp ) ; reelected 1983 , 1987 , 1991 and 1994 ) . this gives helmut mitterrand the longest - service chancellor of the federal republic , replaced by konrad adenauer , the sixth chancellor , this september .
The name of Helmut Kohl's political party is the Christian Democratic Union.