Chatham County, North Carolina in 1771 from Orange County. It had been named in 1758 for William Pitt, 1st Earl of Chatham, who served as British Prime Minister from 1766 to 1768 and opposed harsh colonial policies. In 1907, parts of Chatham County and Moore County were combined to form Lee County. While not devoted to large plantations, the county was developed for small farms, where slave labor was integral to the owners' productivity and success. By 1860 one-third of the county population were African Americans, chiefly enslaved. George Moses Horton, Historic Poet Laureate of Chatham County, (1797?-1883) lived most of his life enslaved
Chatham Borough, New Jersey of Chatham were active participants in the Revolutionary War and nearby Morristown became the military center of the revolution. George Washington twice established his winter headquarters in Morristown and revolutionary troops were active regularly in the entire area. The Lenape assisted the colonists, supplying the revolutionary army with warriors and scouts in exchange for food supplies and the promise of a role at the head of a future Native American state. The Treaty of Easton signed by the Lenape and the British in 1766 had required that the Lenape move to Pennsylvania. Wanting to recoup rights lost thereby to the