| A | B |
| militarism | using military force to solve problems |
| alliance | partnership |
| ally | a friend, especially in war |
| military draft | a way of bringing people into the military |
| no-man's-land | land that is not held by either side in a war |
| isolation | remaining separate from other countries |
| U-boats | German submarines |
| victory gardens | small vegetable gardens grown during the war |
| war bonds | method of raising money to pay for the war |
| League of Nations | organization of countries that worked for peace |