1. In 1917, automobile production in the United States

2. The first significant oil production in the United States occurred in

3. The Haymarket Square riot of 1886

4. In 1900, regarding work conditions in American factories,

5. By 1890, populations in the biggest urban areas

6. In the 1890s, Jacob Riis

7. Tenement buildings in urban America were

8. The national network of grocery stores that started in the 1850s was

9. At the turn of the twentieth century, motion pictures

10. The "city beautiful" movement in the United States was inspired, in part, by

11. Theodore Roosevelt's famous charge in the battle of San Juan Hill, in the Spanish-American War,

12. The Treaty of Paris concluding the Spanish-American War

13. Prior to its annexation by the United States in 1898, Hawaii

14. In 1892, the People's Party called for

15. During the progressive era, the "new woman" was a product of

16. The Federal Reserve Act

17. During the progressive era, political "interest groups"

18. The 1904 "Roosevelt Corollary"

19. After the Russo-Japanese War in 1904-1905,

20. "Dollar Diplomacy" is associated primarily with the administration of

21. The immediate spark for hostilities in Europe in 1914 was

22. During World War I, extensive systems of trenches were used by both sides

23. In the aftermath of the sinking of the British passenger liner Lusitania,

24. During World War I, the War Industries Board (WIB)

25. The so-called "Zimmermann telegram"

26. Immediately following World War I, the American economy

27. In 1919, the racial climate in the United States

28. In 1919, the Red Scare in the United States

29. In the 1920s, "welfare capitalism"

30. In the 1920s, artists and intellectuals of the Harlem Renaissance

31. In the 1920s, the "flapper" lifestyle

32. In his 1925 novel, The Great Gatsby, F. Scott Fitzgerald

33. The "Dust Bowl" in the 1930s

34. During the 1930s, southern rural blacks who moved to northern urban areas

35. The Glass-Steagall Act of 1933 established

36. The Neutrality Act of 1937

37. In 1932, the Hoover administration, in response to the Japanese invasion of Manchuria,

38. By September 1941,

39. The Washington Conference of 1921

40. In 1941, the Atlantic Charter

41. The Munich agreement of 1938

42. In 1942, the United States and Mexico agreed to the braceros program, which

43. The 1943 "Zoot-suit riots" in Los Angeles

44. In 1942, in the North African campaign against the Nazis, the

45. During World War II, the U.S. military

46. The U.S. government acquired definite knowledge of the Holocaust

47. In 1942, when the United States interned Japanese Americans in "relocation centers,"

48. Prior to ordering the use of an atomic bomb against Japan, President Harry Truman

49. The election of 1952 saw

50. The Supreme Court decision in Brown v. Board of Education (1954)