| A | B |
| International Law | rules agreed upon by many nations |
| League of Nations | peace keeping organization formed after WW1 |
| Liberty Bonds | bonds sold to help finance WWI |
| militarism | policy of developing a strong army & navy |
| nationalism | devotion to your country |
| neutrality | idea of not taking sides in a conflict |
| propaganda | spreading of ideas to influence someone |
| reparations | payments by defeated nations to winners |
| submarine warefare | use of subs by the Germans to attack |
| trench warfare | fighting from a narrow ditch |
| isolationism | policy of not being involved in other nations affairs |
| Kasier Wilhem II | Germany |
| Czar Nicholas II | Russia |
| President Wilson | USA |
| Emperor Franz Joseph | Austria-Hungary |
| King George V | Great Britain |