- 6-7 October 2011 Ist Arenberg Conference for History on "Dynastic Identity"
- 5 November 2010 Conference given by H.E the Russian Ambassador to NATO, Dmitri Rogozine
- 19 September 2008 Conference given by H.E. the Belgian Ambassador to NATO Baron Frans Van Daele ‘On the trans-Atlantic Link between Europe and the United States’
- 13 September 2006 Conference by the President of the European Commission, Dr. José Manuel Barroso, about the "Future of Europe"
- 11 September 2004
Conference of Minister of State Jean-Luc Dehaene
- 14 September 2002 Conference of Minister of State Prof. Dr. Mark Eyskens
- 12 September 1998 Conference of commandant Hélie Denoix de St Marc