McLane, Louis, 1786-1857, American statesman, b. Smyrna, Del. He served in the U.S. House of Representatives (1817-27) and in the Senate (1827-29), resigning to become minister to England (1829-31). He was Secretary of the Treasury (1831-33) in Andrew Jackson's cabinet, but when he refused Jackson's demand to transfer deposits from the Bank of the United States to state banks, he was made Secretary of State (1833-34). President of the Baltimore and Ohio RR (1837-47), he was again (1845-46) minister to England, where he conducted the negotiations to establish the Oregon boundary.