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
John Boys (Royalist) and guns," leaving some of the heavier pieces for use by the garrison. Some time after 14 November 1645, Oliver Cromwell himself turned his attention to the problem of the Royalist stronghold of Donnington castle, and in the following spring a furious bombardment with cannon and mortars was ordered. By 30 March a truce was concluded, and Charles had no option other than to instruct Boys to obtain the best possible surrender. On 1 April 1646, the surrender was completed, wherein garrison was permitted to march to the Royalist garrison at Wallingford with their colours flying and drums beating. Surprisingly,