When President-elect Joe Biden takes office on Jan. 20, he will inherit two types of problems from his predecessor. The first will involve repairing the damage President Donald Trump created through neglect: the alliances, partnerships, multilateral organizations and U.S. government institutions to which Trump paid too little attention the past …

In the four decades since Iran’s Islamic Revolution, relations between Tehran and Washington have seen deep enmity offset by brief periods of rapprochement and tactical cooperation. As a new U.S. administration settles into office and asserts its intent to, in President Joe Biden’s words, “offer Tehran a credible path back …

No one in the Iranian government was sad to see U.S. and NATO troops leave Afghanistan. In fact, Tehran would prefer to have the Taliban next-door than often-hostile Western powers. But Shiite-majority Iran has also been a target of attacks in the past from the Sunni Islamist Taliban, and it …