if facing Trump as a Jew he would have been implicitly and explicitly vilified for it
just a few days ago Trump's campaign released their final tv ad:
https://www.mediamatters.org/blog/2016/11/07/trump-s-white-n...
to your or I that may seem abhorrent but most of Trump's base would have lapped it up quite hungrily
as well you had surrogates as highly noted as Ann Coulter were saying things like this:
https://www.washingtonpost.com/news/the-fix/wp/2016/11/08/de...