The first glimmers of public discontent emerged in American music. In 1963 Bob Dylan condemned the “Masters of War” who “hide in your mansion while the young people’s blood/Flows out of their bodies ...

(AP Photo/Jeff Chiu) In this photo provided by William Fong, Fong is seen in 1969 sitting on a helicopter pad in Landing Zone Baldy, a U.S. military base in Vietnam. (William Fong via AP) William Fong ...