pursues Greene in vain, 302;
wins battle of Guilford Court House, 302;
retreats into Virginia, 302;
joins British troops in Virginia, 303;
his dangerous position, 304;
urged by Clinton to return troops to New York, 306;
plunders Virginia, 307;
defeats Lafayette and Wayne, 307;
wishes to retreat South, 307;
ordered by ministry to stay on the Chesapeake, 307;