President Trump delivered an “ultimate ultimatum” to Iranian leaders to dismantle their nuclear program, he told reporters on Wednesday. But he said he has not made a final decision about whether to strike Iran and draw Washington into a new conflict in the Middle East.

Authorizing foreign wars is the job of U.S. lawmakers, but recent presidents have stretched their own powers to engage in global conflicts.

No announcement yet on Iran … but Playbook has the goods on where Trump might be headed. — Meet the hawkish Middle East general who’s won the ear of the Trump administration. — How DNI Tulsi Gabbard fell out of favor with the White House at a critical moment.