World War One

2. The massive transformation of the U.S. economy as all major industries transitioned to producing war supplies.
4. The organization that was formed after World War One to ensure international peace that the U.S. refused to join.
7. The all Black army division who played a major role in the war once the U.S. entered (two words, no spaces).
8. In the Treaty that ended the war, this country was forced to take complete responsibility and blame for the war.
10. Used as a warfare strategy utilized on the Western Front that resulted in low morale, disease, and stalemates.
12. The Treaty of ___ was the official treaty that ended World War One.
14. The U.S. president's proposed treaty to end World War One.
16. The Great ___ was the mass movement of Black Americans from the South to Northern cities in hopes of better job opportunities.
17. The initial policy of the U.S. during the first three years of World War One.
18. The conquering of other nations by another nation to expand their territory
21. The Spanish Flu was an ___ that ravaged much of Europe and North America towards the end of World War One and caused 20 million deaths.
23. The ___ of Austro-Hungarian Archduke Franz Ferdidnand ignited World War One.
24. The president of the United States during World War One.

1. The type of submarine warfare used by the Germans that was one of the reasons the U.S. declared war against them in 1917.
3. A form of warfare in which the entire population of a nation is affected economically and physically (directly targeted by the enemy).
5. A new weapon (now banned) that introduced chemical warfare on a large scale (two words, no spaces)
6. The act of criticizing the war that became illegal and led to mass violations of the First Amendment.
9. The extreme pride in one's country or ethnic group, feeling superior than other countries or ethnic groups
11. The last name of the only Congresswoman who served during World War One and voted against declaring war.
13. The nickname for the women who worked with a radioactive substance during and after the war and fought for justice after becoming terminally ill (two words, no spaces).
15. The system of economic or military agreements between two or more countries.
19. Different mediums used to persuade a population to support a government policy (like war).
20. The percieved or real act of spying or attempting to sabotage the U.S. military and led to mass violations of the First Amendment.
22. The rapid build up of a nation's military.
24. Due to so many men enlisting the the war, this Americans took their place, working in factories to produce war supplies.