Namur, capture of, II, 53
Narotch Lake, V, 124
Natal, British cruiser, destruction of, IV, 163
National growth in Balkans, I, 258
Nationality in Serbia, I, 259
Naval battle of Jutland, V, 70-108
Naval lessons of the war, I, 17
Naval losses, IV, 143-144; V, 113-115; VI, 484
Naval policy, German, I, 44
Naval strength of Austria, II, 206
Naval strength of Germany, II, 204
Naval strength of Great Britain, II, 197
Naval warfare, I, 26; VI, 480
Navy, American, strength of, I, 11
Navy, British, effect on war, I, 18
Navy, increase in personnel, VI, 362
Navy League, German, I, 141
Near East and Russia, I, 153
Near Eastern question, I, 131
Neutral shipping, loss of, IV, 170
Neutrality of Belgium, I, 276
Neutrality terms refused, I, 281
Neuve Chapelle, battle of, III, 83-92
Neuville St. Vaast, capture, III, 127
New Zealanders, gallantry of, at Suvla Bay, IV, 356
Nicholas II assumes command of Russian army, IV, 188
Nicholas, Grand Duke, II, 373; IV, 189; VI, 490
Nicholas, Grand Duke, transferred to the Caucasus, IV, 382
Nicholas, King of Montenegro, IV, 330
Nicholas II, abdication of, VI, 403
Nicholas II, indifference to conditions, VI, 385
Nicholas II, reply to kaiser's message, I, 440
Niemen, operations along, III, 330
Nieuport, attack on, III, 269
Nihilism in Russia, I, 153; VI, 365
Nish, fall of, IV, 288
Nivelle, General, victories, VI, 246
Nixon, Sir John, available forces for capturing Bagdad, IV, 421
North Sea, battle of, II, 252
Notre Dame de Lorette, attacks on, III, 155; IV, 88
Novo Georgievsk, capture of, III, 364; IV, 184
Nuredin Pasha, IV, 426
Nürnberg, II, 224
Nyassaland, fighting in, III, 495

Odessa, bombardment of, VI, 493
Olti, battle of, III, 478
Ortelsburg, capture of, II, 437
Oslavia Heights, capture, IV, 408
Ossowitz, bombardment of, III, 328
Ostend, raids on, IV, 56; VI, 173
Otavi, battle of, III, 490

Palembang, Dutch steamer, V, 62
Palmer, Frederick, the world's war, I, 31
Pan-Slavism, I, 153
Paris, air raids on, IV, 19, 462
Paris, arrival of American troops in, VI, 360
Paris, siege of, I, 129
Pashitch, N. P., I, 321; IV, 289
Passes, battle of, III, 241-244
Peace of Tilsit, I, 84
Pégoud, Alfonse, IV, 50
Pepper Hill, successes at, V, 358
Persia, interests in, I, 185
Persia, British position in, IV, 419
Péronne, V, 390; VI, 232
Pershing, General John J., commander of the American expeditionary force, VI, 356
Persia, destruction of, negotiations over, IV, 500
Persia, British steamship, sinking of, IV, 157
Persian Gulf, importance of, II, 505
Perthes, III, 79; IV, 72
Pétain, General, report on operations at Verdun, V, 358
Peter, King of Serbia, IV, 290, 302
Pinsk, IV, 205, 207
Pinsk marshes, Russian successes in, V, 197
Poland, campaigns in, II, 462; III, 345
Poland, Austrian, II, 272
Political situation in Ireland, I, 43
Political conditions in Germany, I, 53
Portugal, sinking of, V, 64
Portuguese seizure of German merchant ships, V, 60
Power of Bismarck, growth of, I, 127
Powers, Central, military plans of, I, 33
Pourtalès, F., I, 323
Pozières, bombardment of, VI, 11
Pozières Wood, advance on, V, 407
Prinz Eitel Friedrich, German raider, III, 179
Prinzip, Gabrilo, I, 260
Pripet Marshes, IV, 209
Pripet Marshes, operations in, V, 152; VI, 81
Pro-German propaganda in United States, IV, 505
Protopopoff, treason of, VI, 388
Provisional Government in Russia, VI, 398
Prussian alliance with Italy, I, 127
Przasnysz, battles of, III, 324
Przemysl, II, 249, 405; III, 324

Radautz, capture of, V, 183
Radoslavov, Premier of Bulgaria, III, 372
Ramsgate, air raids on, IV, 26
Rancourt, capture of, VI, 27
Rasputin, VI, 374-377, 385
Rawa-Russka, battle of, II, 395
Régime, new, in Russia, VI, 404
Reichstag, Bethmann-Hollweg's statement in, I, 502
Rennenkampf, General, II, 443
Revolution in Russia, VI, 390
Rheims, bombardment of, II, 146-153; III, 152-154; VI, 237
Rhodesia, border fighting in, III, 495
Rifles used in different armies, I, 26
Riga-Dvinsk sector, V, 125, 128, 204
Riga, Gulf of, Russian torpedo boats in, V, 151
Rockwell, Kiffin, death of, VI, 181
Rodzianko, Michael, VI, 391
Roosevelt, Theodore, efforts to take troops to France, VI, 335
Root, Elihu, arrival of, in Russia as American Commissioner, VI, 417
Rovereto, Italian attack on, IV, 396; V, 244
Rovno fortress, strength of, IV, 212
Royal British Corps, loss in, V, 425
Royal Edward, sunk, IV, 149
Rozau, capture of, III, 361
Ruhl, Arthur, the war correspondent, I, 113
Rumania, III, 370; VI, 93-96
Rumania, neutrality of, IV, 256
Rumanian raid across the Danube, VI, 106-110
Russia and Great Britain in Persia, I, 185
Russia and Japan, V, 61
Russia and the Near East, I, 153
Russia in European politics, I, 148
Russian advance on the eastern front, V, 120
Russian mobilization, I, 306
Russian army, rehabilitation of, VI, 428
Russian artillery activity, V, 134
Russian attempts to extend time limit for hostilities, I, 385
Russian autocracy, VI, 364
Russian defeat, effect of, IV, 364
Russian disorganization, VI, 422
Russian fleet, mutiny, VI, 414
Russian foreign policy, I, 151
Russian internal troubles, I, 155
Russian losses in August, 1915, IV, 202-203
Russian mobilization, I, 405
Russian offensive, VI, 431, 440
Russian offensive in the East, V, 154
Russian offensive, temporary lull in, V, 188-192
Russian people and German diplomacy, I, 56
Russian persecution of Jews, I, 153
Russian Poland, II, 268
Russian pursuit of Turks, V, 292
Russian retreat, IV, 229-239
Russian revolution, foreshadowing of, VI, 363-365
Russian rout in Galicia, VI, 445-447
Russian troops in Rumania, VI, 97
Russian troops on the Black Sea coast, V, 61
Russia's attitude on Serbia, I, 377
Russia's strategy in East, II, 433
Russky, General, II, 377
Russo-German treaty, I, 319
Russo-Japanese War, I, 155
Russo-Turkish War, I, 132

Saarbrücken, bombardment, IV, 48
St. Julien, assaults on, III, 102
St. Mihiel, salient, attacks on, III, 116
Sakharoff, General, V, 205
Salandra, I, 322
Salisbury, Marquis of, I, 179
Saloniki, II, 284; IV, 261, 321; V, 215, 429
Saloniki, German air raid on, V, 216
Saloniki, importance of, I, 61
Saloniki, Allies at, IV, 261
Samogneux, abandonment of, by French, IV, 137
Samsonoff, General, II, 436
San, battle of, III, 297-301
San, battles of the, II, 398
San Stefano, treaty of, I, 227
Sarafoff, Boris, I, 242
Sarajevo, I, 260; II, 277
Sari Bair, attack on, IV, 348
Sarrail, General, commands French troops in Balkans, IV, 279; V, 215
Sazonov, Russian Minister, VI, 380
Scarpe River, operations on, VI, 253
Scarborough, raids on, II, 247
Schiller, Ernest, V, 65
Schleswig-Holstein, war for, I, 127
Sea command and troop transportation, I, 24
Selective Draft Law, VI, 346
Semendria, bombardment of, IV, 269
Serbia, invasion of, II, 301; IV, 177
Serbia, offers of peace, III, 376
Serbian retreat to Albania, IV, 303
Serbian army, strength of, in November, 1915, IV, 293-294
Serbian nationality, I, 258
Serbian reply to Austrian note, I, 265-270
Serbian resistance at Babuna Pass, IV, 283
Serbian troops, transport across Greek territory, V, 218
Serbians in Macedonia, VI, 132
Sereth River, crossing by Russian forces, V, 178
Servetsch region, V, 146
Sette Comuni Plateau, Italian successes on, V, 270
Shabatz, battle of, II, 317
Shevket Pasha, I, 244
Shipbuilding program, VI, 343
Shipping Board, creation of, VI, 213
Shipping, neutral loss of, IV, 170
Ships of American registry, seizure by British, V, 49
Shumadia division of Serbian army, heroism of, IV, 275
Sibert, General, with American expeditionary force, VI, 357
Siege of Paris, I, 129
Simonds, Frank H, summary of two years of war, V, 461-502
Simonds, F. H., the theatres of the wars' campaigns, I, 83
Sims, Admiral, commander of American destroyer flotilla, VI, 357
Smith-Dorrien, General, II, 60
Smoke screen, I, 74
Smorgon, fighting around, V, 179
Smorgon, operations around, VI, 80
Soissons, operations around, V, 376
Soldau, capture of, II, 437
Somme, British, and French offensive on the, VI, 27
Somme, battles of, beginning, V, 377
Somme, conditions in situation south of, on July 9, V, 399
Somme front, French and British gains, VI, 19
Somme offensive, German casualties in the, VI, 9
Somme offensive, object of Allies in, V, 377
Somme offensive, spring of 1916, VI, 9
Somme, second phase, V, 401
Souain sector, IV, 71-72
Souchez, attacks on, III, 124-125
Souchez, Canadian raids at, VI, 222
Souchez, French attack on, IV, 84
Southwest Africa, British conquest of, III, 484-493
Souville, attacks on, V, 368
Spee, Admiral von, II, 230
Speed plane, in warfare, V, 421
Stambuloff, I, 233
Stanislau, operations around, VI, 435
Stanislau, advance on, V, 193; VI, 72
Steenstraete, capture of, VI, 287
Stokhod River, V, 198-207; VI, 76-81, 423
Strikes in munitions factories, planned by Germans, V, 10
Strypa River, fighting along, IV, 223-229
Strypa River, Russian artillery attacks along, V, 138
St. Mihiel, French gains, VI, 231
St. Quentin, VI, 236
Stuff Redoubt, VI, 32, 49
Sturmer Boris, VI, 379
Stuttgart, bombardment of, by French aviators, IV, 60
Styr River, IV, 223-229; V, 178
Submarine attacks on American transports, VI, 358
Submarine campaign, IV, 116
Submarine campaign against merchant ships, V, 59
Submarine, detecting, I, 21
Submarine, effectiveness of, I, 19
Submarine, efficiency of, IV, 145
Submarine negotiations, VI, 193
Submarine warfare, III, 209-222
Submarine warfare, VI, 182-188
Submarine warfare in 1917, VI, 475
Submarine warfare on armed merchantmen, IV, 499
Submarines, aeroplane warfare on, V, 414
Suchomlinof, V. A., I, 320
Suez Canal, defenses of, III, 18-19; IV, 11
Summary of first year's operation on western front, IV, 39-46
Sussex, sinking of, V, 63, 443
Suvla Bay, IV, 346-356
Suwalki, occupation of, II, 448

Talaat Bey, II, 499
Tanks, VI, 21, 46
Tannenberg, battle of, II, 438
Tarnow, battles around, III, 286
Tergovistea, capture of, by Austro-Germans, VI, 117
Terrorism in Russia, I, 153
Thiepval, British successes around, VI, 17
Tigris River, IV, 426; V, 326-330
Tigris valley, campaign in, V, 307
Tilsit, peace of, I, 84
Togoland, campaign in, III, 62
Townshend, General, V, 311
Trade, foreign, of Germany, I, 49
Transloy, British successes at, VI, 65
Transportation of troops, I, 24
Transports, protection of, I, 18
Trans-Siberian Railway, I, 153
Trebizond-Erzerum road, V, 299
Trebizond, occupation of, V, 297
Trench bombs, I, 76
Trench fighting, I, 68
Trentino, Austrian offensive in, V, 244-255
Trentino front, VI, 154, 455
Trieste, Italian drive, VI, 159, 452
Triple Alliance, I, 133, 141
Triple Entente, formation of, I, 158
Trônes Wood, V, 402-403
Troops, transportation of, I, 24
Tsing-tau, defenses, attacks on, capture, III, 48, 52, 60
Tubantia, Dutch steamer, V, 62
Turkey, American relations with, VI, 328
Turkish navy, operations of, IV, 170
Turkish troops on the eastern front, VI, 83
Typhus, epidemic of, II, 356; III, 475

Uganda, protectorate, I, 180
Undersea warfare, IV, 155
Unification of Germany, I, 130
Union of South Africa, rebellion in, III, 70
United States, development of pro-German propaganda in, IV, 505
U-53, exploits of, VI, 194
Union of Towns in Russia, VI, 377

Van, concentration of Armenians in, IV, 378
Van, Russian successes in, III, 477
Vaux, French defense of, V, 351, 367
Vaux Fort, French recapture of, VI, 37, 39
Veles, resistance at, by Serbians, IV, 278
Venice, air raids on, III, 426; VI, 169
Venizelos, attacks of, on Greek Government, IV, 311
Venizelos, E., I, 60; V, 217
Verdun, attack on, I, 64
Verdun, effect of five months' siege, V, 371
Verdun, French victories at, VI, 54
Verdun, operations around, VI, 19, 53, 281
Verdun, struggle for, IV, 131-142
Victor Emmanuel, address to army, V, 254
Victor Emmanuel III, I, 194
Vienna, congress of 1814, I, 260
Vigilancia, sunk, VI, 318
Vilna, campaign against, IV, 187, 192
Vimy Ridge, capture of, VI, 239
Viviani, René, I, 318
Viviani, instruction to French ambassador at Vienna, I, 379
Volhynia, Austrians in, V, 138
Von Bernstorff, note to Secretary Lansing in reply to Lusitania protest in Germany, IV, 485
Von Bethmann-Hollweg, IV, 485
Von Bülow, Prince, I, 136
Von Caprivi, General, I, 134
Von Jagow, interviews with, I, 33, 502
Von Mackensen, commands German forces in Serbia, IV, 258
Von Papen, recalled, V, 26
Von Plehve, murder of, I, 156
Von Rintelen, Franz, V, 22-28
Von Tirpitz, Grand Admiral, attitude toward submarine warfare, IV, 484
Vosges, German activities in, IV, 51, 108
Vulkan Pass, capture of, by Germans, VI, 103

War, German declaration of, I, 278
War, declaration of, between United States and Germany, VI, 325
War Revenue Bill, VI, 333
War zone, establishment of, III, 170
Warsaw, attack on, II, 450
Warsaw, capture of, III, 366-368
Warsaw, movements upon, III, 346
Warsaw, occupation of, IV, 178
Washburn, Stanley, on conditions on eastern front, V, 180-183
Western front, summary of first year's operations on, IV, 39-46
Western front on February 1, 1916, IV, 126
What the war means to America, I, 9
Whitby, raids on, II, 247
Whitlock, Brand, efforts to aid Miss Cavell, IV, 100-101
William II, accession of, I, 134
Wilson, President, address before Congress, April, 1917, VI, 320-326
Wilson, President, on armed neutrality before Congress, VI, 304
Wilson, President, and British blockade of Germany, V, 457
Wilson, President, and Congress, V, 434
Wilson, President, denouncement of unpatriotism, V, 26
Wilson, President, letter to Congress, IV, 503
Wilson, President, note to Russia, VI, 415
Wilson, President, proclamation convening Congress, VI, 319
Wilson's address on relations with Germany, VI, 210
Windhoek, capture of, III, 489
Wood, Major General Leonard, what the war means to America, I, 9

Yarmouth, raids on, II, 246
Yarrowdale, prisoners, VI, 297
Younghusband, General, IV, 446
Yperlee Canal, III, 107
Ypres, attack on, II, 171, 172, 174
Ypres, bombardment of, III, 95
Ypres, British successes south of, VI, 264
Ypres, first battle of, IV, 44
Ypres, German success at, in February, 1916, IV, 122
Ypres, second battle of, III, 99-106
Ypres sector, operations in, in March, 1916, V, 372, 375
Yser, II, 169; III, 167; IV, 122
Yser region, flood in, IV, 117

Zanzibar, I, 180
Zeebrugge shelled, V, 67; VI, 482
Zeppelin attack on Warsaw, IV, 19
Zeppelin, Count Ferdinand, death of, VI, 494
Zeppelin raids on England, IV, 16, 466; V, 422; VI, 494
Zeppelin, value of, V, 412
Zeppelins, loss of, IV, 468; V, 430; VI, 179
Zugan Torta, V, 247
Zungar Valley, V, 247