1. The U.S. Enters WWI

2. U.S. Entry ► U.S. involvement a hotly debated topic ► Millions of immigrants followed the war very closely

3. Balance of Trade

4. ► U.S. had close economic ties with the allies ► Most U.S. manufacturers supplied allied forces ► U.S. economy BOOMS... experiences a labor shortage

5. The British Blockade ► Britain used navy to blockade the German coast ► Placed mines in the North Sea ► Estimated 750,000 Germans starve to death ► Many Americans were unhappy with the blockade ► BUT German actions became more of a concern

7. German U-boat Response ► Ships in British waters would be sunk without warning ► May 7 th 1915 - German U-boat sunk the Lusitania ► 1,198 died... 128 were American

8. NOTICE! TRAVELLERS intending to embark on the Atlantic voyage are reminded that a state of war exists between Germany and her allies and Great Britain and her allies; that the zone of war includes the waters adjacent to the British Isles; that, in accordance with formal notice given by the Imperial German Government, vessels flying the flag of Great Britain, or any of her allies, are liable to destruction in those waters and that travelers sailing in the war zone on the ships of Great Britain or her allies do so at their own risk. IMPERIAL GERMAN EMBASSY, Washington D.C. April 22, 1915 This warning was printed right next to an advertisement for Lusitanian's return voyage.

10. Zimmerman Telegram ► Jan. 1917 ► From German foreign minister to German ambassador in Mexico ► Proposed alliance between Germany and Mexico ► If Mexico attacked the U.S. Germany would support them in retaking TX, NM, and AZ

13. Russia Backs Out ► Russian soldiers deserted by the thousands ► 2 revolutions carried out ► Tsar Nicholas overthrown ► Lenin takes over, withdraws Russia from the war

14. U.S Entry ► April 6 th 1917 ► U.S. enters on the Allied side ► President Wilson “The world must be made safe for democracy.”

15. Fighting The War in Europe

18. New Weapons ► Machine gun

19. ► Tank

21. ► Poison gas Victims of poison gas attacks

23. Dover Air Force Base bomb disposal technician burned in 2004 by mustard gas shell in driveway. (Photo courtesy of US Army)

24. ► U-boat (Unterseebooten) - “Under sea boats”

25. ► Airplane

26. ► Zeppelin

27. Trench Warfare

28. ► No mans’ land

29. Conditions in the Trenches ► Lice ► Rats ► Mud ► Trench foot

30. Trench Foot

32. Trenches

34. White areas, no man’s land

36. Death and Destruction German cemetery

37. Death and Destruction German dead at Verdun

38. Death and Destruction Results of French shells

39. A Beautiful forest

42. CountryDeadWoundedMissingTotal Australia58,150152,170-210,320 Austria-Hungary922,0003,600,000855,2835,377,283 Belgium102,000450,000-552,000 Britain658,7002,032,150359,1503,050,000 Bulgaria87,500152,39027,029266,919 Canada56,500149,700-206,200 France1,359,0004,200,000361,6505,920,650 Germany1,600,0004,065,000103,0005,768,000 Greece5,00021,0001,00027,000 India43,20065,1755,875114,250 Italy689,000959,100-1,424,660 Japan30090731,210 Montenegro3,00010,0007,00020,000 New Zealand16,13040,750-56,880 Portugal7,22213,75112,31833,291 Romania335,706120,00080,000535,706 Russia1,700,0005,000,000-6,700,000 Serbia45,000133,148152,958331,106 Turkey250,000400,000-650,000 USA58,480189,95514,290262,725 Totals7,996,88821,755,1961,979,55631,508,200