If you know anything about Asian politics and history. If you manage to get China, South Korea and Japan to conspire to resist you. You done fucked
up.
These people historically can't stand each other. If they would rather work together than deal with Trump. That is not a good sign for American foreign policy.
But this is the same guy that got the Bloc Quebecois to be a pro Canadian Nationalist party which the Canadian government could not manage in half a century of trying.