The president still insists that the deal is contingent on the kingdom normalizing relations with Israel.

© Alex Brandon/AP

The United Arab Emirates, long Tehran’s gateway to global commerce and finance, has pledged to crack down. But it’s complicated.

© Walaa Alshaer/Bloomberg News

The president attempted nuclear diplomacy with the autocrat during his first term. North Korea’s program has only grown stronger since then.

© kevin lamarque/Reuters