World War One

3. the alliance formed between Russia, France and Great Britain; the United States joined in 1917.
4. the total number of soldiers who are killed, wounded or captured in a battle.
5. a war in which victory is determined purely by one side is better to endure numerous, prolonged casualties.
7. a German military plan that addressed how to handle the threat of a war on two fronts with Russia and France.
9. II the German emperor throughout World War I.
10. the alliance formed between Germany and Austria-Hungary.
11. a battle fought in northern France between July and November of 1916.
12. the memorandum sent by Germany to Mexico encouraging an attack on the United States.
14. Serbian assassin of Archduke Ferdinand.
15. the longest and deadliest battle of World War I; in an 11-month period more than 650,000 soldiers were killed.

1. the extremist Serbian nationalist groups behind Archduke Ferdinand's assassination.
2. the main fighting strategy used during World War I
6. the prewar alliance formed in 1882 by Germany, Austria-Hungary and Italy.
8. Archduke of Austria-Hungary; his assassination sparked World War I.
13. President of the United States during World War I; developed a plan for a lasting world peace called the League of Nations.