Battle of Langport and four infantry regiments from their New Model Army, to relieve Taunton. They raised the siege on 11 May 1645, but were themselves besieged by Goring's returning army (although there was no longer any danger of the Royalists storming the town). On 14 June 1645, the main body of the New Model Army under Sir Thomas Fairfax, with Oliver Cromwell as Lieutenant General of Horse, won the decisive Battle of Naseby, destroying Charles's main army. After the Royalist garrison of Leicester surrendered four days later, the New Model Army was free to march to the relief of Taunton. The army
History of the Puritans under King Charles I that Parliament create a new army that would be deployable anywhere in the kingdom and not tied to a particular locality. After the Second Battle of Newbury of 27 October 1644, where parliamentary forces greatly outnumbered royalist forces and yet parliamentary forces were barely able to defeat the royalist forces, Cromwell redoubled his arguments in favor of creating a new army. At this point, most of the leaders in the parliamentary army were Presbyterians who supported the Presbyterians at the Westminster Assembly. Cromwell, however, had also been following the goings-on of the Westminster Assembly and he sided with the Independents.