Russia’s invasion of Ukraine violates the UN Charter and cannot be justified under international law as an act of self-defense or humanitarian intervention.

What Ukraine and its Western backers have accomplished in the wake of Russia’s February 2022 invasion is extraordinary. But with congressional Republicans blocking further US military aid, even as Ru…

Countries will collectively need to spend trillions of dollars to reach their decarbonization goals and protect the most vulnerable nations from climate disasters, but experts say current funding lev…

Pakistan’s government and military generally favored a Taliban victory in Afghanistan. But maintaining support for the Taliban is risky.