Oliver Cromwell with Sir Thomas Fairfax in command and Cromwell as Lieutenant-General of cavalry and second-in-command. At the critical Battle of Naseby in June 1645, the New Model Army smashed the King's major army. Cromwell led his wing with great success at Naseby, again routing the Royalist cavalry. At the Battle of Langport on 10 July, Cromwell participated in the defeat of the last sizeable Royalist field army. Naseby and Langport effectively ended the King's hopes of victory, and the subsequent Parliamentarian campaigns involved taking the remaining fortified Royalist positions in the west of England. In October 1645, Cromwell besieged and took
Prince Rupert of the Rhine truly recovered, and in subsequent sieges and attacks he was frequently accused of acting without restraint. Birmingham, a key arms producing town, was taken in April 1643, and Rupert faced allegations—probably untrue—of wilfully burning the town to the ground (see the battle of Camp Hill). Shortly afterwards Rupert attempted to take the town of Lichfield, whose garrison had executed Royalist prisoners, angrily promising to kill all the soldiers inside. Only the urgent call for assistance from the King prevented him from doing so, forcing him to agree to more lenient terms in exchange for a prompt surrender. Towards the end