Alias crossword

12345678910
Across
  1. 6. agreement between countries to help each other
  2. 7. taking over countries and making an empire
  3. 8. belief that a country should have a strong army
  4. 9. killing someone on purpose
Down
  1. 1. not choosing a side
  2. 2. U.S. trying to get citizens to believe the war is a good thing
  3. 3. German submarines Germans used to stop Britain from getting trading goods.
  4. 4. ditches in the ground used to fight during ww1
  5. 5. passenger boat that was sunken by a German U-boat
  6. 10. countries proud of themselves