| A | B |
| Nicholas II | Last tsar of Russia who abdictated during World War I |
| Francis Ferdinand | Archduke of Austria whose assassination triggered the outbreak of World War I |
| Woodrow Wilson | President of the U.S.A. during the first World War; his Fourteen Points were hailed as a way to settle this "war to end all wars" |
| Grigori Rasputin | a Russian monk who influenced Tsar Nicholas II and Empress Alexandra |
| Alexander Kerensky | head of the provisional government in Russia |
| Vladimir Ilych Lenin | Bolshevik leader whom the Germans returned to Russia to start a revolution in order to take Russia out of the war |
| T. E. Lawrence | British officer who fought with Arab guerrillas against the Turks |
| Morocco | France and Germany both wanted this land; Britain mediated at a conference and France got the land. |
| the Balkans | the peninsula between the Black Sea and the Adriatic called the "power keg" of Europe |
| Serbia | an independent Slavic nation in the Balkans |
| Bosnia and Herzegovina | Slavic territories in Austria-Hungary |
| Tannenberg | the Germans encircled a Russian army here (now in Poland) killing lmore than 30,000 soldiers and taking 92,000 prisoners |
| Ypres | at this battle on the Western Front in 1915. the Germans first used poison gas--yellow-green chlorine gas |
| Verdun | more than 2 million soldiers met at this fortress in France in February 1916; more than 750,000 soldiers died |
| the Dardanelles | straits that are part of the waterway from the Mediterranean to the Black Sea |
| Gallipoli | site of a battle fought to open the Dardanelles and to bring supplies to Russia; Allies lost to the Turks |
| Petrograd | site of the start of the Russian Revolution; it has been called St. Petersberg |
| Czecholsovakia | a new nation created from the Austrian Empire for the Czech and Slovak peoples |
| Yugoslavia | new country created in the Balkans from Ottoman and Austrian empire lands |