Prime Minister of the United Kingdom the incumbent is consistently ranked as one of the most powerful and influential people in the world. The Prime Minister is the head of the United Kingdom government. As such, the modern Prime Minister leads the Cabinet (the Executive). In addition, the Prime Minister leads a major political party and generally commands a majority in the House of Commons (the lower House of the legislature). The incumbent wields both significant legislative and executive powers. Under the British system, there is a unity of powers rather than separation. In the House of Commons, the Prime Minister guides the law-making process with
Prime Minister of the United Kingdom for 15 years; he and Pitt held the position for 34 years. Under their long, consistent leadership, Cabinet government became a convention of the constitution. Although subtle issues remained to be settled, the Cabinet system of government is essentially the same today as it was in 1830. Under this form of government, called the Westminster system, the Sovereign is head of state and titular head of Her Majesty's Government. She selects as her Prime Minister the person who is able to command a working majority in the House of Commons, and invites him or her to form a government. As