The Prime Minister of the United Kingdom is the head of the UK government and is responsible for overseeing the operation of the government and the execution of its policies. The Prime Minister leads the Cabinet, which is made up of senior government ministers, and represents the UK in international affairs. Elected as a Member of Parliament (MP), the Prime Minister is usually the leader of the political party that has the most seats in the House of Commons. The Prime Minister's duties include making decisions on government policy, proposing new laws, and managing public services.