World War 1 Crossword puzzle

1. France, Britain, and Russia allies.
6. The development of armed forces and their use as a tool of diplomacy.
9. a barren expanse of mud pockmarked with shell craters and filled with barbed wire.
11. Men register randomly chosen for service.
12. A barren expanse of mud pockmarked with shell craters and filled with barbed wire.
13. Germany agreed to a cease-fire and signed the _______, or truce, that ended the war.
15. Person who opposes war on moral grounds.
16. Bloodiest war in history to date.
18. Three sets; front line supports reserve, Between each sides trench; “No Man’s Land”.
19. May 7, 1915, a U-boat sank the British liner ________ off the southern coast of Ireland.

2. A devotion to the interests and culture of one's nation.
3. Famous fighter pilot of world war 1.
4. By 1907 there were two major defense alliances in Europe. the triple entente, later known as the _____, consisted of France, Britain, and Russia.
5. The policy in which stronger nations extend their economic, political, or military control over weaker territories.
7. The american expeditionary force was led by ______.
8. Telegram from German ambassador to Mexico.
10. General John J. Pershing led the ______.
14. Destroyers escort merchant ships across Atlantic.
17. The original name of world war 1.