Based on Michael Popok's reporting, Don The Con's loyalty to the New Axis Powers (China, Iran, North Korea, and Russia) can be mostly explained by Trump's enlistment of one person, Paul Manafort:
Re: Best of Don The Con
201“[A]s we know, there are known knowns—there are things we know we know. We also know there are known unknowns—that is to say we know there are some things we do not know. But there are also unknown unknowns—the ones we don’t know we don’t know.”—Donald Rumsfeld, 2002