question, on 23 May 2007, a monument was erected and the first memorial ceremony is held where symbolic white balloons were released. See also Attempt at kidnapping Juliana of the Netherlands 1975 Dutch train hostage crisis 1975 Indonesian consulate hostage crisis 1977 Dutch train hostage crisis 1978 Dutch province hall hostage crisis References External links Article from 1977 Times magazine Article from BBC "on this day" Witness: Dutch school hostage crisis - 15 minute interview from 2013 with child hostage Geert Kruit. Dutch Polgoon television images from 1977 Dutch Polygoon television images of the military action from 1977 Images in the Dutch National Archive Images of the memorial ceremony on May 23, 2007 Terrorist Organization Profile: South Moluccan Suicide Commando School hostage crisis 1977 Dutch school hostage crisis Hostage taking in the Netherlands 1977 Dutch school hostage crisis Moluccan Dutch Terrorist incidents in Europe in 1977 Terrorist incidents in the Netherlands in the 1970s