World War 1

3. Germany, Austria/Hungary, Ottoman empire
6. the union of countries to protect and help each other from other countries
9. Telegram from germany to mexico, hoping they would attack the US and keep them out of the war
10. assassination that caused immediate actions towards the war
11. blinded and choked victims, Now banned in modern warfare
12. Used to Cross "No Man's Land", Armored vehicles mounted with machine guns
14. Country that started siding with germany and later in the war switched sides to russia, great britain, france, and the US
15. Battleground between enemy lines, high casualties

1. Used to help spy on troop movements, "Dogfights"
2. One of wilsons 14 points, one of the most controversial, Unclear whether american troops should be lead by foreign leaders
4. Russia, Great Britain, France
5. Underground networks of linked bunkers, communication and ammunition
7. Declaration of the ottoman empire in hopes to get muslims within the allied forces to fight against their own country
8. Acted to prevent another world war
13. Last name of the president of the US during WW1