The exercise is part of an international course of the Centre for International Military Operation (UNMOC-5).
Apart from 24 people taking the course, the exercise was also attended by some 250 members of the Croatian army, the Croatian Air Force, and the Battalion for Special Operations.
The Centre for International Military Operations in Zagreb is certified to hold international courses for UN military observers. Of the 24 people attending the course, 13 are from Croatia, two from Guatemala, two from Cambodia, two from El Salvador, two from Serbia and Montenegro, two from Togo and one from Yemen.