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McHenry, James

(Encyclopedia)McHenry, James, 1753–1816, American political leader, b. Ireland. He emigrated to Philadelphia in 1771 and, after studying medicine under Benjamin Rush, served as a surgeon in the Continental Army i...

Macpherson, James

(Encyclopedia)Macpherson, James, 1736–96, Scottish author. Educated at Aberdeen and Edinburgh, he spent his early years as a schoolmaster. In later life he held a colonial secretaryship in West Florida (1764–66...

Madison, James

(Encyclopedia)Madison, James, 1751–1836, 4th President of the United States (1809–17), b. Port Conway, Va. When Jefferson triumphed in the election of 1800, Madison became (1801) his secretary of state. He se...

Marape, James

(Encyclopedia)Marape, James, 1971–, Papua New Guinea political leader. First elected to parliament in 2007 as a member of the National Alliance party, he served as education minister (2008–11) under Prime Minis...

Kent, James

(Encyclopedia)Kent, James, 1763–1847, American jurist, b. near Brewster, N.Y. He was admitted to the bar in 1785 and began practice in Poughkeepsie, N.Y. Active in the Federalist party, he served several terms in...

Marsh, James

(Encyclopedia)Marsh, James, 1789–1846, English chemist. He is known for his chemical test for arsenic and antimony, called the Marsh test. Using it, very small quantities of arsenic can be detected. ...

Martineau, James

(Encyclopedia)Martineau, James, 1805–1900, English philosopher and Unitarian clergyman; brother of Harriet Martineau. He strongly upheld the theist position against the negations of physical science. A renowned t...

Mill, James

(Encyclopedia)Mill, James, 1773–1836, British philosopher, economist, and historian, b. Scotland; father of John Stuart Mill. Educated as a clergyman at Edinburgh through the patronage of Sir John Stuart, Mill ga...

Mason, James

(Encyclopedia)Mason, James, 1909–84, British stage and film actor. Mason, trained at Cambridge as an architect, became a leading man in British films in the 1940s and thereafter an international star. With a velv...

Mattis, James

(Encyclopedia)Mattis, James, 1950–, American general and secretary of defense (2017–18), b. Pullman, Wash., grad. Central Washington Univ. (1971). Commissioned as a second lieutenant (1972) in the Marines after...