Original sentence: In June 1643 he left for the Isle of Man to attend to affairs there, and in the summer of 1644 he took part in Prince Rupert of the Rhine's successful campaign in the north, when Lathom House, where his wife Charlotte de la Tremoille (Lady Derby) had sucessfully resisted the Siege of Lathom House, was relieved, and Bolton le Moors (now just known as Bolton) taken
Edited sentence: In June 1643 he left for the Isle of Man to attend to affairs there, and in the summer of 1644 he took part in Prince Rupert of the Rhine's successful campaign in the north, when Lathom House, where his wife Charlotte de la Tremoille (Lady Derby) had heroically resisted the Siege of Lathom House, was relieved, and Bolton le Moors (now just known as Bolton) taken