World war 1

123456789
Across
  1. 4. commander of US forces
  2. 6. feeling a nation is superior
  3. 7. countries team up in times of war
  4. 8. most feared weapon
  5. 9. type of warfare used on land
Down
  1. 1. July 28th 1914
  2. 2. policy of aggressive military preparedness lead to tension
  3. 3. nickname for the US soldiers
  4. 5. wealth from overseas empires lead to jealousy
  5. 7. any weapons or military supplies