In 1990, Canadian troops were deployed to assist provincial police in Québec in an effort to defuse tensions between Mohawk Warriors and the Sûreté du Québec and local residents. In 1991 Canadian Forces personnel deployed in support of the American liberation of Kuwait. By 1992, Canadian peacekeepers were deployed to Cambodia, Croatia and Somalia. In 1993 Balkan involvement expanded into Bosnia and Canadian troops participated in some of the fiercest combat since the Korean War during Operation Medak Pocket.