Stephen, King of England succession. Stephen's new Anglo-Norman kingdom had been shaped by the Norman conquest of England in 1066, followed by the Norman expansion into south Wales over the coming years. Both the kingdom and duchy were dominated by a small number of major barons who owned lands on both sides of the English Channel, with the lesser barons beneath them usually having more localised holdings. The extent to which lands and positions should be passed down through hereditary right or by the gift of the king was still uncertain, and tensions concerning this issue had grown during the reign of Henry I.
Norman conquest of England and for centuries afterwards English was not well understood by the nobility. An estimated 8000 Normans and other continentals settled in England as a result of the conquest, although exact figures cannot be established. Some of these new residents intermarried with the native English, but the extent of this practice in the years immediately after Hastings is unclear. Several marriages are attested between Norman men and English women during the years before 1100, but such marriages were uncommon. Most Normans continued to contract marriages with other Normans or other continental families rather than with the English. Within a century of