New York–New Jersey Highlands New York–New Jersey Highlands The New York – New Jersey Highlands is a geological formation composed primarily of Precambrian igneous and metamorphic rock running from the Delaware River near Musconetcong Mountain, northeast through the Skylands Region of New Jersey along the Bearfort Ridge and the Ramapo Mountains, Sterling Forest, Harriman and Bear Mountain State Parks in New York, to the Hudson River at Storm King Mountain. The northern region is also known as the Hudson Highlands and the southern as the New Jersey Highlands. A broader definition would extend the region west to Reading, Pennsylvania, and east to the Housatonic
New York and New Jersey campaign quarters in December, establishing a chain of outposts from New York to Burlington, New Jersey. Washington, in a tremendous boost to American morale, launched a successful strike against the Trenton garrison after crossing the icy Delaware River, prompting Howe to withdraw his chain of outposts back to New Brunswick and the coast near New York, while Washington established his winter camp at Morristown. During the remaining winter months, both sides skirmished frequently as the British sought forage and provisions. Britain maintained control of New York City and some of the surrounding territory until the war ended in 1783, using it