He was a member of the executive committee of the CDU .
From 1976 to 1980 , Gerd Langguth was a member of the Bundestag for the Christian Democratic Union .
Gerd Langguth was a member of the executive committee of the Christian Democratic Union .
From 1976 to 1980 , Gerd Langguth was a member of the Bundestag for the Christian Democratic Union .