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 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.

Governments and companies are embracing new emissions-reducing technologies that pull carbon dioxide out of the atmosphere. But it is uncertain whether this can work at the scale and in the time nece…

The election date for the world’s largest democracy is set to begin April 19 and last six weeks. What would the results of a third term for Prime Minister Modi mean for India’s economy, democracy, an…

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.