He joined the Christian Democratic Union of Germany in 1975.

Since 1998, Luczak has been a member of the Christian Democratic Union of Germany (CDU).

He became a member of the Christian Democratic Union of Germany when he was 30 years old, and was chairman of the local party in Aumühle.

Before he became involved with Green politics, Knabe was a member of the Christian Democratic Union of Germany from 1946 to 1966.

UDAR becme a partner of the Christian Democratic Union of Germany in November 2011.

He was a member of the conservative Christian Democratic Union of Germany, part of the European People's Party from 1994 to 2008.

He became member of the commission for school and habitation in 1947 where he supported the opinion of the Christian Democratic Union of Germany.

Since 1971, Pflüger has been a member of the Christian Democratic Union of Germany (CDU).

She chairs (is in charge of) the German conservative party, the Christian Democratic Union of Germany (CDU).

The results of the negotiations are appropriate in the opinion of the Christian Democratic Union of Germany and provide the appropriate basis for the subsequent White Paper.