The U.S. Supreme Court has tossed the last of the challenges to the Arizona election returns.

A new ruling Monday by the U.S. Supreme Court could aid legal efforts here to void a host of Arizona laws and regulations governing abortion. In a 5-4 ruling the justices said Louisiana has no legal right to prohibit doctors ...

The U.S. Supreme Court is for now declining to get involved in an ongoing debate by citizens and in Congress over policing, rejecting cases Monday that would have allowed the justices to revisit when police can be held financially responsible ...

Considered in light of nearly two centuries of combined litigation experience, the Arizona Republic’s recent article on the expansion of the Arizona Supreme Court by reporter Maria Polleta, was disappointing given its overt political rhetoric. (“By adding justices to the Arizona Supreme Court, did Ducey help the state — or help himself?”) Without troubling to present historical context and practical considerations, Ms. Polleta, left readers misinformed.

Only four women have served on the Arizona Supreme Court. But Justice Ann Scott Timmer found the one silver lining to the state’s gross underrepresentation at its highest court: “The good news is I’m in the top five of all time.”

The Supreme Court on Tuesday sided with a Mexican immigrant who faced deportation after he was convicted of having consensual sex with his underage girlfriend.

The Supreme Court has declared that same-sex couples have a right to marry anywhere in the United States.

Arizona cannot deny bail to certain people charged with crimes simply because they are here illegally, the U.S. Supreme Court ruled today.

Supreme Court decision could reach a broader group affected by President Obama's executive order on immigration

The U.S. Supreme Court this afternoon refused to hold up a federal appellate court ruling which voided an Arizona law denying bail to some people not in this country legally.