1999 Candidate of the Christian Democratic Union (CDU) of Germany and
the Christian Social Union (CSU) in Bavaria for the office of President of the Federal Republic of Germany
2000 joined CDU Germany
2000 to 2006 Member of the Presidium of CDU Germany
2006 to 2022 Member of the Federal Executive Committee of CDU Germany
2007 to 2009 Chairperson of the CDU Commission „New Federal States - State of German Unity“