Battle of Lewes 1264. . Battle of Lewes 1264. On 14th May 1264 Simon de Montfort's army of 5000 barons and Londeners defeated royalist forces of twice that size under Henry III on the downs northwest of Lewes. The Mise of Lewes, signed next day l…
Battle of Lewes 14th May 1264. . Battle of Lewes 14th May 1264. Led by Simon de Montfort, Earl of Leicester, and Gilbert de Clare, Earl of Gloucester, the rebel army, with Londoners on the left flank, occupied the high ground. Henry III and his b…