Mason, John Y., advocates slavery in California, 320; Webster's compliment to on 7th of March, 326. Massachusetts, settlement of, 1, 2; constitutional convention of in 1820, 110; Webster's defence of, 185; conduct in regard to northeastern boundary, 248, 254; Whig convention of, declares against Tyler, 258. McDuffie, George, Webster's reply to, on Cumberland Road Bill, 137, 173. McLane, Louis, instructions of Van Buren to, as minister to England, 210. McLeod, Alexander, boasts of killing Durfree, 247; arrested in New York, 247; habeas corpus refused, 249; proves an alibi and is acquitted, 252. Melbourne, Lord, ministry of, beaten, 252. Mexico, war with, declared, 270, 290. Mills, E.H., failing health, leaves Senate, 144. Monroe, James, visit to the North urged by Webster, 129. New Hampshire, settlement of, 2; soil, etc., 3; people of, 4; bar of, 35, 36; Webster refuses to have his name brought forward by, in 1844, 262. New Mexico, petitions against slavery, 298; quarrel with Texas, 299; slavery possible in, 319. New Orleans, destruction of Spanish consulate at, 336. New York, attitude of, in McLeod affair, 248, 249. Niagara, Webster's visit to, and account of, 152. Niblo's Garden, Mr. Webster's speech at, 238. Nicaragua, British protectorate of 336. Niles, Nathaniel, Judge, pupil of Bellamy and opponent of John Wheelock, 75. Noyes, Parker, early assistance to Webster, 107. Nullification, Webster's discussion, and history of, 174 ff. Ogden vs. Saunders, case of, 100. Oregon, boundary of, Webster's effort to settle, 260-264; Webster's opinion in regard to boundary of, 265; claims of British and of Democracy, 285; territorial organization of, 294. Otis, Harrison Gray, a leader at Boston bar, 30. Palmerston, Lord, hostile to the United States, 248; assails Ashburton treaty and Lord Ashburton, 259. Panama Congress, debate on mission to, 140, 279. Parker, Isaac, Chief Justice, in Massachusetts convention, 111. Parsons, Theophilus, Chief Justice of Massachusetts, 30; practice in New Hampshire, 36; argument as to visitatorial powers at Harvard College, 81. Parton, James, description of Webster at public dinner, 195. Peake, Thomas, "Law of Evidence," Webster's attack on, 37. Peel, Sir Robert, effect of his obtaining office in 1841, 252. Pickering, Timothy, unwavering Federalist, 50. Pinkney, William, member of fourteenth Congress, 64; counsel of State in Dartmouth, case, 94, 95; anecdote of, with Webster, 95, note. Plumer, William, leading lawyer in New Hampshire and early opponent of Webster; opinion of Webster, 36; refutes Mr. Webster's attack on "Peake," 37; in ill health and unable to act for Wheelock, 76; elected Governor and attacks trustees, 78. Plymouth, oration at, 117-124, 277.