Hugh Bigod, 1st Earl of Norfolk Hugh became Constable of Norwich Castle in 1122. Hugh initially supported Stephen of Blois as king of England. On the death of Henry I in 1135, his nephew Stephen usurped the throne, despite the oath Stephen and the barons had sworn to accept Henry's daughter Empress Matilda as his successor. It was Bigod who asserted that, in his last days, Henry I had named Stephen to become king at the expense of his daughter Matilda. Civil war resulted when, in 1139 Matilda, commanded the military strength necessary to challenge Stephen within his own realm. King Stephen had the initial support
Henry I of Werle Henry I of Werle Henry I (died 8 October 1291) was a Prince of Mecklenburg-Werle and Mecklenburg-Güstrow. He was the son Prince Nicholas I of Mecklenburg-Werle and his wife Princess Jutta of Anhalt the daughter of Prince Henry I of Anhalt and his wife Princess Irmgard of Thuringia. Henry and his brother John ruled Mecklenburg-Werle jointly following the death of their father on 10 May 1277. Henry and his brother ruled jointly until 1283 when Henry founded the principality of Mecklenburg-Güstrow while John took up residence in the principality of Mecklenburg-Parchim which he ruled jointly with Prince Pribislaw II. Henry's