The new U.S. aid package will reestablish a critical flow of weapons to Ukraine’s military, but the war will hinge greatly on which side can ramp up and sustain its firepower and troop numbers in the…

The transatlantic alliance has begun to connect its traditional security interests in Europe with the geopolitical dynamics in the Indo-Pacific region, including tensions between China and Taiwan.

The death toll from the Israel-Hamas war continues to mount, with no lasting settlement in sight. Meanwhile, concerns about humanitarian catastrophe and regional violence are spreading.

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.  

The advanced U.S. fighter aircraft will mark a significant upgrade to Ukraine’s air force, but their impact on the war with Russia will hinge on several factors.

The two-year-old war in Ukraine—which is far from deadlocked—could pivot dramatically in the coming months. U.S. decisions will play a decisive role.

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…

Against a backdrop of widespread violence, a record number of voters will look to elect Mexico’s first woman president in a June election that polls predict will go to Claudia Sheinbaum.