When we launched this podcast a year ago, we made it clear we weren’t going to produce a show about “Democrats” in danger. But in the United States, one political party epitomizes the antidemocratic moment: Republicans remain devoted to a corrupt leader, intent on suppressing the vote and hostile to racial justice. This week, we wrap up Season Two with a hard look at the GOP — with help from a historian, a political scientist and a former Republican congresswoman who has dared to call out President Trump.