In 1954,the American Scientist Jonas Salk Developed a Vaccine for the Prevention

Q61: The Eisenhower administration responded to Fidel Castro's

Q62: The 1955 "beat" poem "Howl" was written

Q63: President Eisenhower's secretary of defense,Charles Wilson,stated his

Q64: Between 1945 and 1950,10 percent of all

Q65: While radio made an enormous contribution to

Q67: Since World War II,the developments in antibiotics

Q68: The Supreme Court decision in Brown v.Board

Q69: Following World War II,American scientists made a

Q70: Michael Harrington's 1962 book,The Other America,dealt with

Q71: In the early 1960s,the basis of the