 Well, first and most importantly, he was able to patch up his differences with former President Trump. Anyone who does a quick internet search will find in 2016, not only was J.D. Vance critical of former President Trump, then a candidate for the Republican Party nomination for the first time in 2016, he was ascetically critical of former President Trump, describing him in one article as potentially America's next Hitler, describing his particular rhetoric about helping the world class as rhetorical heroine.