Prince Rupert of the Rhine for a speedy success in the north. In November 1644 Rupert was appointed General of the entire Royalist army, which increased already marked tensions between him and a number of the King's councillors. By May 1645, and now desperately short of supplies, Rupert captured Leicester, but suffered a severe reversal at the Battle of Naseby a month later. Although Rupert had counselled the King against accepting battle at Naseby, the opinions of Digby had won the day in council: nonetheless, Rupert's defeat damaged him, rather than Digby, politically. After Naseby, Rupert regarded the Royalist cause as lost, and urged Charles
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.