(Definition of harp on (about sth) from the Cambridge Advanced Learners Dictionary & Thesaurus Â© Cambridge University Press).
Battle of Saratoga. In late September and during the first week of October 1777, Gate's American army was positioned between Burgoyne's army and Albany. On October 7, Burgoyne took the offensive. The troops crashed together south of the town of Saratoga, and Burgoyne's army was broken. In mop-up operations 86 percent of Burgoyne's command was captured.
The Battle of Yorktown was the last major engagement of the American Revolution (1775-1783) and was fought September 28 to October 19, 1781. Armies & Commanders. American & French. General George Washington; Lieutenant General Jean-Baptiste Donatien de Vimeur, comte de Rochambeau; 8,800 Americans, 7,800 French; British. Lieutenant General Lord Charles Cornwallis