ten divisions train on British front, III, 250; Tank Corps, III, 269; Third Division on the Marne, III, 250-252; Thirty-seventh and Ninety-first in Belgium, III, 264; three divisions on the Vesle, III, 253; troops in the Argonne, III, 258-266; Twenty-eighth Division east of Rheims, III, 251; Twenty-seventh and Thirtieth Divisions break Hindenburg line, III, 261; Twenty-sixth at Seicheprey, III, 249; Twenty-sixth takes Torcy, III, 253 American Navy in the War, III, 270-296; activities of Y.M.C.A. and Knights of Columbus, III, 287-288; air stations in Ireland, III, 278; aviation base at Eastleigh, III, 281; base at Cardiff, Scotland, III, 286; Battleship Division Nine, III, 278; convoy of troops, III, 282; co-operates with Allies, III, 271-273; cross-channel transport service, III, 280; destroyers on coast of Ireland, III, 275; destroyers at Brest, III, 282-283; forces at Gibraltar, III, 286; mine-laying operations, III, 279; naval pipe-line unit, III, 286; northern bombing group of seaplanes, III, 281; seaplane station at Killingholme, III, 280; radio station near Bordeaux, III, 285; railway battery, III, 285-286; Rear-Admiral Rodgers, III, 276; subchasers, III, 277; subchasers at Corfu, III, 286; subchasers at Plymouth, III, 280; submarines, III, 276; Vice-Admiral Wilson on French coast, III, 281-282 American Food Commission, II, 163 American Railway Association, aids war preparations, II, 332 American ships torpedoed, II, 286 Amiens, capture of, I, 82 Ancre, Battle of the, Beaumont taken, II, 109 Ancre and Somme, lines between, II, 71 Anglo-Russian Campaign in Turkey, II, 174-187; British save oil fields, II, 181; British in Kut-el-Amara, II, 181; Russians in Caucasia, II, 183-186 Anzac, meaning of term, I, 224 Arbuthnot, Rear-Admiral Sir Robert, death of, II, 52; ships are disabled, II, 41 _Ardent_, at Jutland Bank, II, 52 Argonne, American army prepares for battle, III, 258; Americans open battle, III, 259; character of ground, III, 258; divisions engaged, III, 266; is cleared of enemy, III, 263; prisoners taken, III, 266 Armenia, Russians in, I, 184 Armistice, duration of, III, 304-305; November 11, 1918, III, 266; signatories, III, 305; terms of, III, 297-305 Artillery, work of, in Argonne, III, 259, 261 Asia, routes, II, 177-178 Atrocities, in Belgium and Serbia, II, 223 Australians, at Gallipoli, I, 222-224; in Palestine, II, 350 Austria-Hungary, army and navy reorganized, I, 8; condition on Bulgaria's capitulation, III, 181; orders partial mobilization, I, 24-25; seeks control of Constantinople, I, 126; sends ultimatum to Serbia, I, 14 Austria-Hungary and Russia, mutual antagonism of, I, 8 Austrians, on Col di Lana, II, 55-65; in the Alps, I, 315-319; use 17-inch howitzers, III, 78 Austro-German Offensive Against Italy, III, 71-100 Austro-Italian front, II, 56