queen now refused to return to England; she had made a favourite and paramour of Lord Mortimer, and, out of spite against the king, favoured the Lancastrian party. Charles IV. was at last obliged to send her out of his dominions. She retired to the court of Hainault, where, under the direction of Mortimer, she prepared for the invasion of England. At the close of 1326 Isabella landed at Orwell in Suffolk, with a small but well-appointed army of Hainaulters and exiles. The Lancastrians immediately hastened to her standard. It was generally supposed that her object was simply, the removal of the Despensers. After a vain attempt to rouse the Londoners in his cause, Edward fled with the two Despensers to the Welsh marches.
The king's flight and the successful advance of the queen's forces towards London encouraged the citizens to break out into open rebellion against the Government. Before leaving, Edward had made Stapledon guardian of the city. Walsingham, in his History, says:—