Introduced glass in many castle halls and other chambers. He was the master of nearly 60 castles during his reign and introduced advance design and improvement for castle gatehouses.
Acceded: 28 October 1216. Crowned: Gloucester Cathedral, 28 October 1216. Died: Palace of Westminster, 16 November 1272. Born: Winchester, 1 October 1207, first son of John and Isabella.