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
House of Commons of the United Kingdom his Black Rod, and only then is granted admittance, where he informs the MPs that the Monarch awaits them, after which they proceed to the House of Lords for the Queen's Speech. During debates, Members may speak only if called upon by the Speaker (or a Deputy Speaker, if the Speaker is not presiding). Traditionally, the presiding officer alternates between calling Members from the Government and Opposition. The Prime Minister, the Leader of the Opposition, and other leaders from both sides are normally given priority. All Privy Counsellors used to be granted priority; however, the modernisation of Commons procedure in