Columnist warns America is in the middle of a decade of 'dangerous instability'

The emerging political violence in the United States is indicative of a more serious threat to American democracy – and the country appears to have reached a turning point, wrote the Atlantic’s Stephen Marche.

With public attitudes toward once trusted national institutions declining, the tolerance for politically motivated violence is on the rise, according to Marche, who pointed to Trump’s promises of revenge following his reelection, and a trio of national horrors as proof that the country...