- Belgian Minister of the Interior and Security (2018-2020)
- Secretary of State for Foreign Trade (2014-2018)
- Belgian Minister of Defense (2007-2014)
- First Deputy Prime Minister of Belgium (2013-2014)
- Leader of the Christen-Democratisch en Vlaams Party (2003-2007)
- Mayor of Aalter, East Flanders (1995-present)
- Member of Parliament in the Chamber of Representatives (1995-2007)
IVLP ’99: “NATO”