 This international conference, which is the only one of its kind in Austria, has been taking place every beginning of August since 1995.Although with approximately 250 participants from around 40 different nations VIMUN is not one of the largest Model United Nations worldwide, it is the only one where the entire conference is taking place at offices of the UN.At the conference, various UN committees such as the Security Council, the Human Rights Council (HRC), the United Nations Office on Drugs and Crime (UNODC), the United Nations Industrial Development Organization (UNIDO), or the International Atomic Energy Agency (IAEA) are simulated very authentically, using the actual rules of procedure of the UN.