Trump and the mob are inching ever closer to electing American Hitler as the rest of the world looks on with disgust. His rhetoric is not going un-noticed and could damage our relations with other countries. What ever game he's playing, it's a dangerous one.
I truly am sorry to say that it's no longer a case of "could damage" as "already has damaged".
Or have you really not noticed Mexico's reaction?.... And Mexico is not the only one to be turning hostile towards you.
Such as the English public (the private citizens of your most powerful ally) gather way more than enough signatures to have banning your potential leader from entering the United Kingdom debated in parliament.
http://www.theguardian.com/politics/blog/live/2016/jan/18/uk-mps-debate-donald-trump-banned-from-uk-commons-live