More than two dozen states are poised to ban abortions if the Supreme Court overturns Roe v. Wade. Then there’s Wisconsin, where a politically divided government, a hotly contested election season, and a 173-year-old law that criminalizes nearly all abortions are making for a potentially chaotic post-Roe landscape.

The prospect of a restoration of the 1849 statute has upended the midwestern swing state.