I think that the rationale used is that since that vast majority of Mexicans are Roman Catholics, they will be be an aid in the fight against abortion. If it leads to socialism then so be it.
Of course, this is crazy thinking but there is no limit to how far some will go to put lipstick on a pig.
BTW, totally agree with your post. Especially about the makeup of the pro-open borders crowd.
It's the truth....no one ever calls them out.
They act like they are humanitarians and we're bigots when in reality they have a grudge for "gringos"