Nils Daniel Carl Bildt (born 15 July 1949) is a Swedish politician and diplomat who was Prime Minister of Sweden from 1991 to 1994. He was the leader of the Moderate Party from 1986 to 1999. Bildt served as Sweden's Minister for Foreign Affairs from October 2006 to October 2014. He had been noted internationally as a mediator in the Yugoslav wars, serving as the European Union's Special Envoy to the Former Yugoslavia from June 1995, co-chairman of the Dayton Peace Conference in November 1995 and High Representative for Bosnia and Herzegovina from December 1995 to June 1997, immediately after the Bosnian War. From 1999 to 2001, he served as the United Nations Secretary-General's Special Envoy for the Balkans.