. . . Or has it already? Experts in law, politics, and other fields discuss the state of American freedom-and its precarious future.With the 2016 election of Donald J. Trump, many on both the left and right feared that America's 240-year-old grand experiment in democracy was coming to an end, and that Sinclair Lewis' satirical novel It Can't Happen Here, written during the dark days of the 1930s, ...