The Capture of Oxford took place during Isabella's Campaign in the Despenser wars. She and her lover, Roger Mortimer, 1st Earl of March, took the town en route to London.

March to Oxford

Isabella of France

Isabella of France

Isabella of France , sometimes described as the She-wolf of France, was Queen consort of England as the wife of Edward II of England. She was the youngest surviving child and only surviving daughter of Philip IV of France and Joan I of Navarre...

 and Mortimer moved out again on their March on London. They successfully avoided Edward II of England

Edward II of England

Edward II , called Edward of Caernarfon, was King of England from 1307 until he was deposed by his wife Isabella in January 1327. He was the sixth Plantagenet king, in a line that began with the reign of Henry II...

's army, and they moved south. There, they moved to capture Oxford. They marched south, nearing London every step they took. Edward II prepared to run, and Isabella and Mortimer's forces took Oxford.