I wouldn't consider paying extra taxes on behalf of employees political, no. Lobbying re immigration is a fair point though; I'd been considering this discussion in the context of companies pushing a political view onto their employees (per TFA) and lobbying is unrelated to that.
I'm not sure what issues you're referring to in your last para; I don't see any disputes over who's human. (I'm not in the US and am trying not to follow its politics too closely, in case it's contagious.)
Ah, OK, slightly confusing choice of word then. As I see it the crucial question re abortion is when a clump of cells becomes a person; I don't think there's ever a stage where it's not (biologically) human.
I'm not sure what issues you're referring to in your last para; I don't see any disputes over who's human. (I'm not in the US and am trying not to follow its politics too closely, in case it's contagious.)