On this day in 1778,
Fearing being cut off by the French Navy, and after the devastating loss at Saratoga, the British leave Philadelphia for New York City. Maj. Gen. Arnold is left in command of the city.
And in 1781,
Army engineer Tadeusz Kościuszko's and Gen. Greene's efforts are defeated by the superior defenses of the fort at The Battle of Ninety-Six, SC.