International efforts, such as the Paris Agreement, aim to reduce greenhouse gas emissions. But experts say countries aren’t doing enough to limit dangerous global warming.

The alliance with Japan has been the cornerstone of U.S. security policy in East Asia for decades. Now, Japan’s role in global security is growing as challenges from China and North Korea mount.  …

Since its founding in 1944, the World Bank has evolved from a lender focused on European reconstruction to the preeminent international institution for economic development and poverty reduction.

Brazil has long sought a greater role on the world stage, but political upheaval and other enduring challenges have complicated its efforts.

Water scarcity threatens the health and development of communities around the globe. Climate change is intensifying the problem, pushing governments to find more innovative, collaborative ways to add…