As part of the United Kingdom, the basic political system in England is a constitutional monarchy and parliamentary system. It has a monarch (meaning a king or queen is the head of that country). The head of state is Queen Elizabeth II, who is officially the Queen of the United Kingdom of Great Britain and Northern Ireland. In the House of Commons which is the lower house of the British Parliament based at the Palace of Westminster, there are 532 Members of Parliament (MPs) for constituencies in England, out of the 650 total. 