Ludendorff offensives (1918) 42 map, 43, 45
Lutsk 35
Lys River 43
Macedonia 4
machine guns 10, 11, 18, 33
Marne
battle of (1918) 8 map, 8–9, 8–10
second battle of (1918) 44, 44, 47
Marne River 8, 46
Masurian Lakes, battle of 13, 13
Megiddo, battle of 22
Mesopotamia 21, 21 map
Metz 49
Meuse-Argonne 46, 47
Meuse River 48
Mexico 39
Middle East 20, 21, 21 map, 32
mines 24
Mishitch, Zhivoin 14
Moltke, Helmuth von 6–7, 9, 53
Mons 48
Moscow 41, 41
mustard gas 37
naval warfare 24–25, 25 map
Near East 21, 21 map
Neptune, H.M.S. 7
Netherlands 6
Neuilly 50
Neuve-Chapelle 28, 31
New York City 51
New Zealand 16, 33
Nicolas II 11, 35, 35–36, 39–40, 53
Nivelle, Robert 36–37
North Sea 25, 25 map
Noyon-Montdidier 43
oilfields 21
Oise Valley 43
Orkney 48
Ostend 49
Ottoman Empire 4, 16, 21
Palestine 20, 21
Paris 6
Passchendaele 38, 39, 39
Pershing, John 46–47, 47, 53
Pétain, Philippe 36–37, 53
Petrograd 40–41
Piave River 10
Pilditch, P.H. 44
poison gas 28–29, 44
Poland 40, 41
prisoners of war (POWs) 13, 46
Prussia 11
Prut River 35
Reims 37, 44
Remarque, Erich 29
Rennenkampf, Pavel 11, 13
reparations 50
Romania 4, 14
Rothschild, Lord (Lionel) 20
Royal Air Force (RAF) 26
Royal Navy 7, 33
Russia
armed forces comparative strength (1914) 5, 35
Brest-Litovsk, Treaty of 40
casualties on Eastern front (1914) 13
in Central Powers 4–5
Cossaks in 12
Eastern front 9, 16
as empire 4, 12
German campaigns (1917-18) 38, 40 map
naval war/comparative strength 20, 24
postwar Europe 51
prisoners of war 13
revolution of 1918 41
surrender of troops 34, 40
war plans (1914) 6
St. Germain, Treaty of 50
St. Mihiel 46 map, 46–47, 47
St. Petersburg 40
St. Quentin 48
Salonika 4, 14–15, 15 map
Sanders, Liman von 16
Sarikamish, battle of 20
Scapa Flow 48
Scheer, Reinhard 25
Schlieffen, Alfred von 6
Schlieffen Plan 6, 6 map, 6–9
Sedan 47, 49
Serbia
Archduke assassination 7
armed forces comparative strength (1914) 5
Balkan question 4–5
declaration of war against 7–8
military campaign against 14–15, 15, 15 map
Short 184 (aircraft) 26
SIA 7 (aircraft) 26
Soissons 36–37
Somme, battle of the 29, 32–33, 32–33, 33 map, 42, 43, 44, 45
South Africa 22, 22, 33
Stalin, Joseph 41
submarines 24, 24, 25, 38
Suez canal 21, 21
Switzerland 10
Syria 22
tanks 37, 44, 49
Tannenberg, battle of 13
Tigris (river) 21
Togoland 22
torpedoes 24
treaties and pacts
Brest-Litovsk 40
St. Germain 50
Trianon 50
Versailles 50
trench warfare 9–11, 10, 13, 28, 36
Trentino campaign 19 map
Trianon, Treaty of 50
Triple Alliance 5
Triple Entente 5, 5
Trotsky, Leon 41, 41
Turkey
armed forces comparative strength (1914) 5
armistice 49–50
Gallipoli defense 16, 17
Middle Eastern front 20–21, 21
navy comparative strength 24
postwar Europe 51
Ukraine 40, 41
United States
air force comparative strength (1914-1918) 27
American Expeditionary Force 46–47, 47
casualties on Western front 46
entry into war (1917) 38–39
naval war/comparative strength 24, 25, 39
Verdun
allied offensive (1918) 47–48
battle of (1916) 29–32, 30, 30 map, 34
casualties at 31
Versailles, Treaty of 50
Vimy Ridge 37
Vittorio Veneto campaign 19 map
Western Front
Allied offensives/victory 28–29, 29 map, 42–43, 43, 45, 45 map
ceasefire positions 49 map
German offensives 34, 42 map
trench warfare 10, 11, 11 map, 34, 36
Wilhelm II 4, 7, 53
Wilson, Woodrow 39, 50, 50, 53
Ypres
Allied offensive (1918) 48
casualties (1915) 31
Ludendorff offensive (1918) 43
poison gas use (1915) 28–29
third battle of (1917) 39, 39, 39 map
trench warfare at (1915) 10
Yugoslavia 51
Zeppelin (German airship) 26, 26