Worried the United States is careening toward an imminent coup? Timothy Snyder’s latest piece may not ease your anxieties, but it’ll at least help you identify the warning signs. The noted historian and Yale professor offers 20 considerations to bear in mind as Donald Trump continues to contest the 2020 election results. Chief among them: The Republican Party’s culpability in enabling Trump. “Persuading your voters that the other side cheated starts a downward spiral,” he writes. “Your voters will expect you to cheat next time. Take responsibility, Republicans.”