the great war

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Across
  1. 2. Wilson's proposal to head off future wars
  2. 4. German submarine
  3. 5. sunk by German u-boat, killing 123 Americans
  4. 6. mass movement of blacks from south to north
  5. 9. original name of world war I
  6. 10. Wilson's proposal for terms to end the Great War
  7. 11. German effort to get Mexico to attack USA
Down
  1. 1. law to draft men into US military
  2. 3. Austrian archduke whose killing led to war
  3. 7. original name of Veterans Day
  4. 8. Russian leader executed with his wife and children by Russian Bolsheviks
  5. 9. treaty that ended the Great War