History of the Puritans under King Charles I that Independents were encouraged to join the New Model Army. Cromwell had thus created a situation where the Presbyterians dominated the Long Parliament, but the Independents dominated the New Model Army. At the Battle of Naseby on 16 June 1645, the New Model Army achieved a decisive victory over royalist forces. A number of subsequent battles were needed to finally defeat the royalist forces. In May 1646, Charles surrendered himself over to Scottish forces at Southwell, Nottinghamshire. So, to summarize the situation as we move into 1647: On the one hand, you have the leaders of the Long Parliament and
Prince Rupert of the Rhine of Holderness, and the first cousin of King Charles II of England. His sister Electress Sophia was the mother of George I of Great Britain. Prince Rupert had a varied career. He was a soldier from a young age, fighting against Spain in the Netherlands during the Eighty Years' War (1568–1648), and against the Holy Roman Emperor in Germany during the Thirty Years' War (1618–1648). Aged 23, he was appointed commander of the Royalist cavalry during the English Civil War, becoming the archetypal Cavalier of the war and ultimately the senior Royalist general. He surrendered after the fall of Bristol