(born Dec. 24, 1737, Groton, Conn.died Sept. 23, 1789, at sea near Deal, Kent, Eng.) U.S. diplomat. He served as a delegate to the http://www.answers.com/topic/continental-congress, which in 1776 secretly sent him to France to obtain financial and military assistance. The shiploads of arms he secured contributed to the American victory at the http://www.answers.com/topic/battle-of-saratoga. In 1777 he, http://www.answers.com/topic/benjamin-franklin, and Arthur Lee negotiated treaties of commerce and alliance with France. Lee later insinuated that Deane had embezzled money; though the allegations were never proved, they ruined Deane's reputation.