Rochester Castle was besieged for the third time in 1264 during the Second Barons' War (1264–1267). The castle's royal constable, Roger de Leybourne, held Rochester in support of Henry III. Rebel armies led by Simon de Montfort and Gilbert de Clare entered the city and set about trying to capture the castle. King Henry III, Simon, and Gilbert all on our ancestry family tree.
Rochester Cathedral, England. Rochester Cathedral, or the Cathedral Church of Christ and the Blessed Virgin Mary, is a Norman church in Rochester, Medway. The bishopric is the second oldest in England after Canterbury.