 Marching to unite with other Lancastrian forces being assembled in the West Midlands and Wales, they were intercepted by King Edward IV and brought to battle at Tewkesbury on 4 May 1471.Courtenay, commanding the Lancastrian left battle, was among those slain on the field- "in plain battle"- when the division "took to flight".He was buried, with the other noble dead, in Tewkesbury Abbey churchyard.