Constitutional monarchy
The monarch and the parliament
http://www.parliament.uk/education/
There have been different kind of dinasties, I mean, different kind of royal families ruling the country.
List of British Monarchs
Nowadays, the house name is Windsor. Her Majesty the Queen Elizabeth II is the Head of the State of the UK.
Queen Elizabeth II
And in few days, we are going to be witness of a royal marriage. Her grandson, Prince William is going to marry Miss Kate Middleton. In the following link you can read some facts about his life. He suffered a lot with his mother's death in 1997.
Prince William

A baby has been born!! This summer the Dukes of Cambridge had a son. He is called George.
Prince George of Cambridge (George Alexander Louis;[fn 1] born 22 July 2013) is the son of Prince William, Duke of Cambridge, and Catherine, Duchess of Cambridge, and the only grandchild of Charles, Prince of Wales, and Diana, Princess of Wales. After his grandfather and a father, he is third in line to succeed his great-grandmother, Queen Elizabeth II.


