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
Earl of Chatham her husband had wished to remain a member of the House of Commons. Their second son was William Pitt the Younger, who became the country's youngest Prime Minister in 1783, at the age of 24. Their eldest son, John Pitt, inherited the earldom and viscountcy in 1778 and the barony in 1803. Upon his death in 1835, all three titles became extinct. The second creation of this title came in 1761 in favour of Lady Hester Pitt; the first creation was for John Campbell, 2nd Duke of Argyll and hence the Duke of Argyll. Earl of Chatham Earl of Chatham,