World War 1 Review

4. _______ Day, which happened on the 11th day, of the 11th month, at the 11th hour, and ended most of the combat in World War 1.
5. Large armored vehicles, invented in World War 1 and now commonly used in conflict.
7. _______ Powers, this side in World War 1 included Germany, Austria-Hungary, and the Ottoman Empire.
8. Battle of the _____, ended with an allied victory, gaining about six miles of destroyed lands. Over 300,000 soldiers died in this three month battle.
9. ______ Powers, the side in World War 1 that included France, Britain, Russia, and eventually the United States.
12. Blood __________ allowed medical professionals to successfully transfer blood from one person to another, which was learned during WW1

1. Treaty of __________ of 1919 which officially ended World War 1
2. This telegram was sent to Mexico by Germany, promising lost lands in exchange for an alliance
3. German for "Undersea Boat", commonly shortened to "U-boat'
6. Archduke Franz _________, whose assassination kicked off world war 1.
10. Aerial combat between two planes
11. This country left World War due to a revolution at home and the creation of the Soviet Union