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.
Immigration. Economic devastation can be recovered from, oppressive laws can be repealed, hollowed-out cities can be rebuilt, but if western countries are demographically absorbed into the Third World, the change is all but permanent, and additionally we'll have factions of squabbling ethnic groups.
To be sure, plenty of other causes are upstream. E.g., if CRT is taught in schools, a generation of young people will push for open borders because they believe white people are evil. Similarly, the war on free speech and tech censorship is making it harder to organize opposition to destructive policies. And prosecutions of any defending themselves and abridgement of gun rights thwarts local resistance. In short, a totalitarian state can force on us what the elite wants, which is the destruction of civilization.