The country’s massive economic problems will be a vexing challenge for whoever becomes president.

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…

Despite lingering divisions over Russia’s invasion of Ukraine, the summit still serves a valuable purpose, and could play a potentially useful role for the United States and India, this year’s host.

Wars are fought not only on the battlefield but also in domestic political debates and in histories written after the fact. In the case of the US invasion of Iraq 20 years ago, we are still in this final phase, seeking an elusive consensus about the war’s legacy.

Allies in Europe and the Asia-Pacific will be the beneficiaries of an overdue strategic realignment.

Accelerating risks and damage from climate change are spurring private insurers in the United States to limit coverage in a growing number of areas, thus imposing mounting stress on local communities…