1. Ch 19 Section 2: “American Power Tips the Balance”

2. America Mobilizes Selective Service Act (1917): Draft
Need for more ships to transport men, supplies

3. America Turns the Tide US Navy Contributions:
1. Convoy System: destroyers escort
merchant ships
2. Helps lay mines in North Sea

4. Fighting in Europe US troops bring numbers & enthusiasm
American Expeditionary Force (AEF) led by Gen. John Pershing

5. American Troops go on the Offensive
Russia pulls out March 1917; Germany shifts armies to western Front
Americans help stop German advance
1. June 1918: Chateau-Thierry – saved
Paris
2. Fall 1918: Meuse-Argonne – pushed
Germans back

6. Significant Battles
Chateau-Thierry
Meuse-Argonne

7. Collapse of Germany Nov. 3, 1918: Austria-Hungary surrendered
Nov. 11, 1918: Germany signs armistice

8. Final Toll 22 million died - over ½ are civilians - 20 million wounded
- 10 million become refugees
US costs
- 48,000 die in battle; 62,000 of disease
- Over 200,000 wounded