. . "1939 - 1989" . . "United States" . . . "1940-1960 : the twentieth century" . . . "This book includes an introduction to 1940-1960 and primary and secondary sources on the major events of the 1940s and 1950s, from the bombing of Pearl Harbor to the launch of Sputnik by the Soviets." . . . . . . . . . . . . . .