Russia’s moves to mobilize thousands more troops and to annex more of Ukraine’s territory signal a new, potentially more dangerous phase of the war.

Russia’s aggression against Ukraine has brought European dependence on Russian energy into sharp relief and set off a scramble for alternatives.

The Chinese government’s increasingly aggressive diplomacy has hurt its image in much of the world. It’s unlikely to improve anytime soon.

The Olympics are becoming less sustainable, and the winter games in Beijing are no exception. Can organizers make them more environmentally friendly as the climate crisis intensifies?

The Biden administration is imposing a diplomatic boycott of the 2022 Olympics in Beijing. What could a boycott accomplish, and how might China respond?