Chapter 9 Section 3

2. ties and trade increasingly linked the United States to the Allied Powers
3. was more fluid than the Western Front with fewer trenches and more movement
6. began in Europe in 1914 after rising nationalism militarism imperialism and the formation of alliances
7. the United States declared war on Germany
10. including machine guns poison gas submarines and airplanes made the war especially deadly
12. lived in harsh conditions in trenches facing disease mud and constant danger
14. the United States declared neutrality
15. proposed an alliance between Germany and Mexico against the United States
16. increased tensions between the United States and Germany

1. was the assassination of Archduke Franz Ferdinand of Austria Hungary
4. was divided into two major alliences
5. temporarily limited submarine warfare after the Sussex Pledge
8. submarine attacks including unrestricted submarine warfare threatened American ships and lives
9. became common on the Western Front leading to a long and brutal stalemate
11. were known as the American Expeditionary Force
13. favored neutrality due to tradition trade interests, and a desire to avoid European conflicts