Washington (CNN)One of Richard Nixon’s top advisers and a key figure in the Watergate scandal said the war on drugs was created as a political tool to fight blacks and hippies, according to a 22-year-old interview recently published in Harper’s Magazine. “The Nixon campaign in 1968, and the Nixon White House after that, had two enemies: the antiwar left and black people,” former Nixon domestic policy chief John Ehrlichman told Harper’s writer Dan Baum
…