The expert witness called by Republicans agreed that the quid pro quo—if proved—would be an impeachable act.
The first day of impeachment hearings showed Trump’s improper bullying of Ukraine setting off alarms throughout the government.
ISIS faces dangers as an organization that are more significant than the ones Baghdadi does as an individual.
With every passing day, America’s defenses are weakening.
It prioritizes partnerships around the world while leaving out some of the president’s more politically charged ideas.
President Trump has a dangerous habit of justifying his trade policy on national-security grounds.
His approach borrows from his predecessors’, while exacerbating their worst, most counterproductive tendencies.
To defeat the Islamic State, Washington has cultivated ties with groups at odds with each other. What happens when their common foe is gone?
Never before have the roles of government workers taken on such significance. But there could be consequences to using their power to undermine the administration.
Campaign-trail rhetoric aside, his inability to define victory was the most troubling part of his speech.
Former officials of both parties have endorsed the goal. But the 41 inmates left there have reason to wonder if they'll ever leave.
The limits of going it alone in the fight against terrorism
A plea with the president for some predictability