World War 1

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 2. To march aggressively into another's territory by military force for the purposes of conquest (6)
  2. 5. A submersible warship usually armed with torpedoes (9)
  3. 6. The king of Castile and Aragon who ruled jointly with his wife Isabella (9)
  4. 9. 28th President of the United States (13)
  5. 11. A protective mask with a filter (7)
  6. 12. European country whose capital is Berlin (7)

Down

  1. 1. Russian founder of the Bolsheviks and leader of the Russian Revolution and first head of the USSR (5)
  2. 3. A friendly nation (plural) (6)
  3. 4. A struggle between competing entities in which neither side is able to win (13)
  4. 7. Ancient region and Roman province on the Iberian Peninsula (9)
  5. 8. A written agreement between two states or sovereigns (6)
  6. 10. Biggest country in the world by area (6)