Henry I of England and Matilda were in Anjou supporting the rebels in their campaign against the royal army, which included a number of Matilda's supporters such as Robert of Gloucester. Many of these barons had taken an oath to stay in Normandy until the late king was properly buried, which prevented them from returning to England. The Norman nobility discussed declaring Theobald of Blois king. Theobald's younger brother, Stephen of Blois, quickly crossed from Boulogne to England, however, accompanied by his military household. With the help of his brother, Henry of Blois, he seized power in England and was crowned king on 22
Norman conquest of England Anglia and Lincolnshire, but he was driven back to his ships by the brothers Edwin, Earl of Mercia, and Morcar, Earl of Northumbria. Deserted by most of his followers, Tostig withdrew to Scotland, where he spent the summer recruiting fresh forces. King Harold spent the summer on the south coast with a large army and fleet waiting for William to invade, but the bulk of his forces were militia who needed to harvest their crops, so on 8 September Harold dismissed them. King Harald Hardrada invaded northern England in early September, leading a fleet of more than 300 ships carrying