Model United Nations largest MUN in the Netherlands is The Hague International Model United Nations (THIMUN) conference, which includes over 3500 participants coming from around 200 schools and 100 different countries. Although it is not located near the United-Nations Headquarters in New-York, it is one of the pioneer Model United Nations conferences in the world, since it has been founded in 1968 and located in the International Court of Justice's (ICJ) world city of the Hague. A whole network of conferences is marked by its THIMUN affiliation, a label which basically describes the universality of the procedures that rule the conference and make
Headquarters of the United Nations the complex opened in 1950, were expected to take about 7 years to complete. When completed the complex is also expected to be more energy efficient and have improved security. A temporary $140 million "North Lawn Building" was built to house the United Nations' "critical operations" while renovations proceeded. Work began on May 5, 2008, but the project was delayed for a while. By 2009 the cost of the work had risen from $1.2 billion to $1.6 billion with some estimates saying it would take up to $3 billion. Officials hoped the renovated buildings would achieve a LEED Silver rating.