 Meetings took place between King John and his barons in 1213 at Wallingford and at Reading, and in 1216 Windsor was besieged by the barons.At the opening of the civil war of the 17th century, the sheriff, on behalf of the inhabitants of Berkshire, petitioned that the county might be put in a posture of defence, and here the royalists had some of their strongest garrisons.Reading endured a ten days' siege by the parliamentary forces in 1643, and Wallingford did not surrender until 1646.