 In 1811, he captured several important French prisoners, including Napoleon's brother Lucien Bonaparte on a French ship.He was particularly active during the War of 1812, carrying out several successful attacks on American towns and shipping in the Penobscot River region, and helping to destroy the Chesapeake Bay Flotilla.From 1813 to 1815 he served in the "Dragon" in American waters, and here again he made many captures.