An early American patriot and financier based in Boston in the 18th and 19th centuries. He was a member of the Sons of Liberty and participated in the Boston Tea Party. Swan was twice wounded at the Battle of Bunker Hill, he next became secretary of the Massachusetts Board of War and the legislature. During the time he held that office, he drew heavily on his private funds to aid the Continental Army, which was then in dire need of funds to arm and equip the soldiers who were arriving in Boston from all parts of New England. In 1795, Swan, acting as agent for France, helped refinance the United States’ debt to France, which amounted to 2,024,900 dollars.