The Republican billionaire donors behind Trump are the true culprits.
Trump would just be another wealthy idiot scion who frittered away his family's fortune, if it hasn't been for Robert & Rebekah Mercer, Ron Cameron, Ron Lauder, Paul Singer, Bernie Marcus, Larry Ellison, Peter Thiel, Elon Musk, Mark Zuckerberg, Griffin, Charles Koch, Murdoch, Robert Bigelow, and the zombie trust fund money of the Bradley, Searle, and Scaife Foundations.
https://www.newyorker.com/magazine/2017/03/27/the-reclusive-hedge-fund-tycoon-behind-the-trump-presidency