Trump is just a chaos agent ushered in by the likes of Steve Bannon and Jeff Sessions who began meeting in 2014 with their eyes onTrump as just the right candidate at just the right time. Bannon is especially proficient at detecting the cracks in democratic foundations and saw in Trump the perfect spark for the kerosene. As you astutely articulate, they would not have been successful at this endeavor had conditions not been ripe for it.