Brownsburg-Chatham, Quebec Brownsburg-Chatham, Quebec Brownsburg-Chatham is a municipality in the Laurentides region of Quebec, Canada, part of the Argenteuil Regional County Municipality. It is located along the Ottawa River, just west of Lachute, and includes the communities of Brownsburg, Cushing, Dalesville, Greece's Point, Pine Hill, and Saint-Philippe. Economic activities include agriculture, tourism and the manufacture of explosives. It is the hometown of Gilles Lupien, retired defenceman of the Montreal Canadiens. Chatham Township was established in 1799, and named after English Statesman William Pitt, 1st Earl of Chatham (1708–1778). Mostly populated by rich American Loyalists, its post office opened in 1829 and the
John Pitt, 2nd Earl of Chatham was back in Britain and in 1782 obtained a captaincy in the London-based 3rd Regiment of Foot Guards. Although he was appointed colonel in October 1793 and major-general in February 1795, Chatham does not appear to have undertaken any military duties for nearly fifteen years after the end of the War of American Independence in 1783. For much of the 1780s and 1790s Chatham focused on a political career. His brother, William Pitt the Younger, became prime minister in December 1783, and in July 1788 offered Chatham the cabinet post of First Lord of the Admiralty. 'I have had my