How can China and America avoid the war that befell Athens and Sparta?

President Kennedy understood the need to counter America’s enemies without precipitating WWIII.

With Vladimir Putin’s planned two-day war to topple Ukraine’s democratically elected government now in its third month and Russian casualties piling into the tens of thousands, concerns abound that Putin might take increasingly drastic steps to alter the disastrous situation he faces on the battlefield. To prevent those grim prospects—or at least contain their effects—President Joe Biden should turn to the playbook his predecessors drafted.

John F. Kennedy never flinched, but he showed his mettle during the Cuban Missile Crisis. It was his finest hour. Will this one be ours?

St. Thomas Aquinas knew more than his modern emendators do about grounding his just war deliberations—and much else—in the cardinal moral virtue of prudence.

It’s been widely noted that the U.S. missile strikes on a Syrian airbase seem at odds with Donald Trump’s electioneering opposition to American intervention. But there should be little surprise.