Victor Davis Hanson: (my bolding)
So we always return to the central truth of 2016: Trump is a symptom, not a catalyst. He was created by the hyperpartisan unconstitutional overreach of Barack Obama, and by the appeasement of much of the Republican establishment, who wished to be liked and admired for their restraint and Beltway moderation rather than feared for their insistence on adherence to the Constitution and the protection of the individual from an always growing and encroaching government.