Stephen, King of England 1125. They had children: King Stephen's illegitimate children by his mistress Damette included: Stephen, King of England Stephen ( – 25 October 1154), often referred to as Stephen of Blois, was King of England from 1135 to his death, as well as Count of Boulogne from 1125 until 1147 and Duke of Normandy from 1135 until 1144. Stephen's reign was marked by the Anarchy, a civil war with his cousin and rival, the Empress Matilda. He was succeeded by Matilda's son, Henry II, the first of the Angevin kings. Stephen was born in the County of Blois in central France;
History of England 28 September 1066, William of Normandy invaded England in a campaign called the Norman Conquest. After marching from Yorkshire, Harold's exhausted army was defeated and Harold was killed at the Battle of Hastings on 14 October. Further opposition to William in support of Edgar the Ætheling soon collapsed, and William was crowned king on Christmas Day 1066. For five years, he faced a series of rebellions in various parts of England and a half-hearted Danish invasion, but he subdued them and established an enduring regime. The Norman Conquest led to a profound change in the history of the English state.