Platt, Thomas C., resigns from Senate, 103; claims promise of Secretaryship under Harrison, 172; offended by Harrison, 213; Senator from New York, 253; opposes nomination of Roosevelt for governor, 277; aids Roosevelt boom for Vice-Presidency, 280. Polygamy, in Utah, 154. Populism, origin of, 208. Populists, demands of, 210; carry four States in Presidential election (1892), 216; caricatures of, 223; fuse with Democrats, 237, 238; favor direct legislation, 249, 250. Porto Rico, invaded by United States troops, 272; ceded to United States, 273; Territorial government provided, 278. Post-office, the, corruption in, 103, 104, 105, 113, 114. Potter, Bishop Henry C., 246. Powderly, Terence V., 121, 122, 135. Practical politics, 110. Preemption Law, the, 21, 155, 156. Presidential Succession Act, 105. Primaries, direct, 249, 335. Progressive Republicans, revolt, 329; organize a League, 330; principles of, 333; oppose renomination of Taft, 334; urge Roosevelt to run, 335; organize Progressive Party, 336; nominate Roosevelt and Johnson, 337; popular vote of, 338; influence negligible in 1914, 342. Protection, in Republican platform (1888), 170, 171; earnestly discussed by both parties, 170; enlarged by McKinley Bill, 174, 176; of unborn industries, 175; strongest in East, 177; rampant spirit for, in 1897, 254. Pure food movement, 313, 314, 328. Quay, Matthew S., chairman of Harrison campaign committee, 170, 171, 174; offended by Harrison, 213; completes partnership of manufacturers and voters, 232; selects Penrose for Senator, 253. Railroads, development of, 10, 12, 68, 69, 92, 93; importance of, 16, 69; land grants to, 22, 24, 148; continental, 22, 25, 26, 143, 144, 145; hostility of the Grange, 68, 70; rate laws, 71, 72; agree upon standard time, 148; encourage immigration and colonization, 148, 149; regarded as quasi-public, 157, 159; national control of, 158; bargaining in rates, 165; and the Sherman Anti-Trust Law, 173; promote new settlements, 179; in the South after the Civil War, 204; controlled by a few men, 294. Rainfall, importance of, 150, 179, 180, 182, 186. Randall, Samuel J., 108, 138. Rebates, railroad, forbidden by Elkins Law, 296. Reciprocity, favorite scheme of Blaine, 175. Reclamation of arid lands of the Southwest, 290, 291, 320. Reconstruction, an inappropriate name for what took place, 39; no constitutional theory adequate to meet problems of, 44; must be judged by results, 44, 45; completion of, in formal sense, 46; not far advanced by 1870, 49; dominant type of leaders, 78; political superseded by constitutional, 85. Reconstruction Acts of 1867, the, 43, 45, 47. Reconstruction Governments, evils of, 50, 51, 61. Reed, Thomas B., 172, 229, 240. Referendum and initiative, 249, 250, 333, 334. Regan, John H., 193. Reid, Whitelaw, 56, 130.