> This is being exacerbated by the increasing factionalism within the US itself.
The increasing factionalism recently in the US is arguably (barring perhaps some overshoot directly connected to Trump, on both sides) return to the long-term norm as the major political realignments resulting from the New Deal and Civil Rights movements upsetting the pre-existing alignment of the parties completes, and the parties return to a state of cohesiveness.
The increasing factionalism recently in the US is arguably (barring perhaps some overshoot directly connected to Trump, on both sides) return to the long-term norm as the major political realignments resulting from the New Deal and Civil Rights movements upsetting the pre-existing alignment of the parties completes, and the parties return to a state of cohesiveness.