World War I

4. Germany, Austria-Hungary, Bulgaria, and the Ottoman Empire made up the...?
9. _____ million soldiers were killed in WWI.
10. The year the U.S. joined WWI 19__ (spell it out).
11. Germany sent this to Mexico to join the Central Powers and would in turn gain U.S. states.
14. The name of President Wilson's peace plan.
16. As a neutral nation, the U.S. ________ with both Germany and Great Britain.
17. When a country creates a larger military and builds more submarines, tanks, and ships.
19. Great Britain, France, Russia, and Belgium made up the...?
21. President Wilson asked to declare war on Germany to protect _______.
22. The assassination of Archduke Franz Ferdinand was the _______ of the war.
23. Countries that are "friends".

1. The nickname for World War I.
2. The amount Germany had to pay for war damages $33 ______.
3. This war technology was first used by the Germans during WWI.
5. Wilson's most important point called for the creation of this...(the 14th point)
6. This was used by both the central and allied powers to sway American opinion.
7. When a strong nation takes control of a weaker nation.
8. The fighting style used during WWI.
12. Germany's ________ also was restricted as far as the size and the war equipment it could have.
13. The type of boat that sunk the Lusitania.
15. Who wasn't invited to the Paris Peace Conference?
18. This is what led the group in Serbia to assassinate Archduke Ferdinand.
20. Switzerland was _________ during WWI.