Mine has always been open support of feminism, and it still is, mainly because even if they say they won't force the vax, they can't be trusted.
Still, the vaccine is my main concern other than that.
I wonder if everyone else now considers supporting the Covid vax a red line.
If the candidate has dual-citizenship, and dual-loyalties, that is a hard no for me.
So...
If the candidate is Jewish, basically, because they all are entitled to Israeli citizenship.
There are other citizenships they could (and have) actively pursued, and it is possible to repudiate the so-called "right of return".