New York and New Jersey campaign able to make an orderly retreat to Manhattan under cover of darkness and fog. Washington suffered a series of further defeats in Manhattan, with the exception of the skirmish at Harlem Heights, and eventually withdrew to White Plains, New York. At that point Howe returned to Manhattan to capture forces Washington had left in the north of the island. Washington and much of his army then crossed the Hudson River into New Jersey, and retreated all the way across the Delaware River into Pennsylvania, shrinking due to ending enlistment periods, desertions, and poor morale. Howe ordered his troops into winter
Ramapo River at the location where barrels of toxic chemicals were buried. At Harriman, the river then turns south into western Rockland County, where it flows through the hamlet and town of Ramapo, New York, then into northern Bergen County, New Jersey. In New Jersey, it flows SSW, along the east side of the ridge of the Ramapo Mountains. The river flows into Potash Lake in Oakland and from there, into Pompton Lake in Pompton Lakes. The river that flows out of Pompton Lake, forming the border between Pompton Lakes and Wayne. The Ramapo forms a confluence with the Pequannock River along