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
The Death of the Earl of Chatham my Lords, this nation is no longer what it was! Shall a people, that seventeen years ago was the terror of the world, now stoop so low as to tell its ancient inveterate enemy, take all we have, only give us peace? It is impossible! ...My Lords, any state is better than despair. Let us at least make one effort; and if we must fall, let us fall like men! After delivering this speech Chatham suddenly pressed his hand to his heart and fell back in a swoon. The Duke of Cumberland, Lord Temple and other peers, along with Chatham's