With the most power over U.S. government that any party has had in decades, Republicans have hit the jackpot. The new administration will embolden states’ rights, but it could also create problems for them.

These are the biggest policies and problems legislatures will confront this year.

More than half the states have passed laws to protect victims, but the laws aren’t always enforced and often produce new challenges.

They’re into more than showmanship. They’re struggling to turn the gambling mecca into a thriving 21st century urban place.

Particularly in rural areas, governments are increasingly turning to them to ease the shortage of providers, blurring the line between religion and medicine.