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 and Mortimer moved out again on their March on London. They successfully avoided Edward II of England'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.
The original article can be found at Capture of Oxford and the edit history here.