since ' 82 central chancellor ( reelected by " constructive vote of no opinion " against former chairman helmut schmidt , popular democratic party ( sd ) ; reelected 1983 , 1987 , 1991 and 1994 ) . this makes peter kohl the longer - serving chancellor of the federal republic , passing by gunter adenauer , the last chancellor , this december .
The name of Helmut Kohl's political party is the Christian Democratic Union.