Stephen, King of England Robert of Gloucester rebelled against the King, starting the descent into civil war in England. An illegitimate son of Henry I and the half-brother of the Empress Matilda, Robert was one of the most powerful Anglo-Norman barons, controlling estates in Normandy as well as the Earldom of Gloucester. He was known for his qualities as a statesman, his military experience, and leadership ability. Robert had tried to convince Theobald to take the throne in 1135; he did not attend Stephen's first court in 1136 and it took several summons to convince him to attend court at Oxford later that year.
Norman conquest of England Mercia, fighting Norman forces based in Hereford. These events forced William to return to England at the end of 1067. In 1068 William besieged rebels in Exeter, including Harold's mother Gytha, and after suffering heavy losses managed to negotiate the town's surrender. In May, William's wife Matilda was crowned queen at Westminster, an important symbol of William's growing international stature. Later in the year Edwin and Morcar raised a revolt in Mercia with Welsh assistance, while Gospatric, the newly appointed Earl of Northumbria, led a rising in Northumbria, which had not yet been occupied by the Normans. These rebellions rapidly