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 Rupert. He was forced to return to Europe, arriving in France in March 1653 with a fleet of five ships. It became clear, as the profits and losses of the piracy campaign were calculated, that the venture had not been as profitable as hoped. This complicated tensions in the Royalist court, and Charles II and Rupert eventually split the spoils, after which Rupert, tired and a little bitter, returned to France to recuperate from the long campaign. In 1654, Rupert appears to have been involved in a plot to assassinate Oliver Cromwell, an event that would then have been followed