World War I & II Crossword Puzzle

1234567891011121314151617181920
Across
  1. 4. A devotion to the interests and culture of one's nation.
  2. 5. The genocide of Jews and other groups in Europe by the Nazis before and during World War II.
  3. 6. A truce to end an armed conflict.
  4. 7. A king of biased communication designed to influence people's thoughts and actions.
  5. 9. The 1919 peace treaty at the end of World War I which established new nations, borders, and war reparations from the Central Powers.
  6. 10. The U.S. program to develop an atomic bomb for use in World War II.
  7. 11. An important Japanese military center that was destroyed by an Allied atomic bomb.
  8. 12. A military operation of attacking and counterattacking from a system of fortified ditches.
  9. 14. The granting of concessions to a hostile power in order to keep the peace.
  10. 17. The policy of pulling away from involvement in world affairs.
  11. 19. The day in which the Allies launched an invasion of the European mainland during World War II.
  12. 20. A British passenger ship that was sunk by a German U-boat in 1915.
Down
  1. 1. A law that required men to register for military service.
  2. 2. The policy of building up armed forces in aggressive preparedness for war.
  3. 3. An agreement in which two nations promise not to go to war with each other.
  4. 8. The principles making up President Woodrow Wilson's plan for world peace following World War I.
  5. 13. A political philosophy that advocates a strong, centralized, nationalistic government headed by a powerful dictator.
  6. 15. The deliberate and systematic extermination of a particular racial, national, or religious group.
  7. 16. A German strategy attack with combined air and ground forces.
  8. 18. The policy of extending a nation's authority over other countries by economic, political, or military means.