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;
Norman conquest of England the invasion, intermarriage between the native English and the Norman immigrants had become common. By the early 1160s, Ailred of Rievaulx was writing that intermarriage was common in all levels of society. The impact of the conquest on the lower levels of English society is difficult to assess. The major change was the elimination of slavery in England, which had disappeared by the middle of the 12th century. There were about 28,000 slaves listed in "Domesday Book" in 1086, fewer than had been enumerated for 1066. In some places, such as Essex, the decline in slaves was 20 per cent