The political system of the UK

.
The UK is a constitutional monarchy. This means that the official head of state is the monarch, but his or her powers are limited by the constitution.
Queen Elizabeth II is the Head of State of the United Kingdom. She is also the monarch or Head of State for many countries in the Commonwealth.
The UK, like Denmark, the Netherlands, Norway, Spain and Sweden, has a constitutional monarchy. This means that the king or queen does not rule the country, but appoints the government which the people have chosen in democratic elections. Although the queen or king can advise, warn and encourage the Prime Minister, the decisions on government policies are made by the Prime Minister and Cabinet.