This year’s UN summit offers a rare chance for reform of the world’s leading peace and security body but is bedeviled by major power tensions over intractable wars.

U.S. administrations have backed sweeping efforts for societal change in the Middle East in recent decades, with poor results. But Washington can still achieve more modest, essential goals in the reg…

The new defense treaty demonstrates a growing closeness between the two pariah states that is likely to make the rest of the world uneasy.

The killing of Hamas political leader Ismail Haniyeh in Tehran and targeted assassination of a Hezbollah military official in Beirut bring Israel and Iran, through its proxies, closer to war.

The transatlantic alliance has passed a remarkable milestone after years of most members not spending enough on defense. But what if more is needed?

Russia’s early setbacks in its invasion of Ukraine could have foreclosed on some of President Vladimir Putin’s sweeping war objectives, but he is unlikely to relent given the conflict’s momentum.  

Russia’s expanding security ties with North Korea raise weighty foreign policy questions for Japan and complicate the geopolitical dynamics in the Indo-Pacific.