| A | B |
| militarism | fascination with the glory of war and the power of the military |
| arms race | building huge armies and navies to outdo rival nations and protect world interests |
| nation | a group of people who share a common language, religion, history and traditions |
| nationalism | intense national loyalty, especially strong in new world powers |
| alliance | agreements among competing blocs nations to help each other if war broke out |
| mobilization | the assembly and movement of troops |
| ententé | a friendly understanding among nations |
| Triple Alliance | agreement between newly-formed Germany, Italy, and Austria-Hungary prior to WWI |
| Triple Ententé | agreement between France, Great Britain, and Russia prior to WWI |
| Lusitania | British passenger ship sunk by a German U-boat in 1915 |
| Zimmermann telegram | sent from Germany to Mexico asking for an alliance between the two nations; intercepted by American intelligence |
| balance of power | a situation in which each side has equal power |
| neutrality | a policy of not taking sides |
| front | a line along which opposing armies face each other |
| rationing | a system of limiting the amount of foods and materials in use |
| trench warfare | combat in which each side occupies a system of protective furrow (ditches) |
| trenches | a long, narrow excavation (deep furrow or ditch) in the ground, the earth from which is thrown up in front to serve as a shelter from enemy fire or attack |
| civilians | nonmilitary citizens |
| propaganda | biased government-controlled information to shape what people thought about the war |
| duma | a national assembly; Russia’s parliament during the rule of Nicholas II; had limited power; dissolved by the czar |
| Bolsheviks | the most radical of the socialist groups in Russia |
| Archduke Franz Ferdinand | heir to the Austro-Hungarian Empire who was shot and killed by a Serbian Nationalist |
| "Spark" - Immediate Cause of WWI | happened in Sarajevo, Bosnia when Gavrilo Princip assassinated Archduke Ferdinand and his wife |
| Nicholas II | Czar of Russia during WWI and the Russian Revolution |
| Vladimir Lenin | leader of the Bolsheviks during and following the Russian Revolution |
| Woodrow Wilson | United States president during WWI; delivered famous “Fourteen Points” speech |
| blockade | warships used to stop goods from entering ports |