Politics of Montserrat takes place in a framework of a parliamentary representative democratic dependency, whereby the Premier is the head of government, and of a multi-party system. Montserrat is an internally self-governing overseas territory of the United Kingdom. The United Nations Committee on Decolonization includes Montserrat on the United Nations list of non-self-governing territories. Executive power is exercised by the government. Legislative power is vested in both the government and the Legislative Assembly. The Judiciary is independent of the executive and the legislature. Military defence is the responsibility of the United Kingdom.