She was a prosecutor before becoming an attorney general, then a senator, and then of course a VP.
While she has enforced the law as a prosecutor, as was her job, when it came to policy making she has been consistently progressive, and much more aligned with Bernie and the left than the center.
I don’t think this is well known, and some people think she’s just another centrist neo-liberal, but that is not the case when you look into what’s she’s done