I don't see "free to do X" being exclusively "it's allowed by law". One is always free to do whatever one wants. Criminal law exists to punish those who abuse t

I don't see "free to do X" being exclusively "it's allowed by law". One is always free to do whatever one wants. Criminal law exists to punish those who abuse that freedom in ways their society has deemed to be harmful. That is to say "free to do X (under the law)" is a subset of "free to do X".