Chatham Township, New Jersey incorporated as an independent borough and its former village boundaries were expanded between 1891 - 1899 with annexed portions of rural lands that had formerly been within the township. The settlement of Chatham had been established in 1710 as "John Day's Bridge" and, in 1773 when New Jersey was an English province, adopted the name of "Chatham" to honor William Pitt, 1st Earl of Chatham, a British supporter of the colonial cause. This village also had been within Morris Township and it was an active community in the Revolutionary War. On August 19, 1892, Chatham seceded from the new township
John Pitt, 2nd Earl of Chatham short interval out of office in 1806-7. He became the General Officer in Command of the Eastern District in 1806. In 1798 Chatham returned to the army. He was appointed to command a brigade in the Helder campaign in 1799. He was wounded by a spent ball at the Battle of Castricum on 6 October. After this he served as commander of various military districts, but for some reason was passed over in favour of Arthur Wellesley for a command in the Peninsular War. In May 1809 the Secretary of State for War, Lord Castlereagh, offered Chatham the command of