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.  …

Once a fringe movement, green parties are increasingly shaping the debate in countries around the world. How influential are they, and what comes next?

The Green New Deal has motivated those who want the United States to undertake unprecedented climate action, but it has also drawn backlash. How is the rest of the world grappling with decarbonizatio…

The sprawling U.S. water system is central to the nation’s economy, but chronic underinvestment, increasing demand, and the consequences of climate change have revealed the system’s weaknesses.  

Cuba has long been a major foreign policy challenge for the United States. President Biden is the latest U.S. leader to grapple with how to balance democracy promotion with the desire for a better bi…

Conceived as the principal defenders of the 1979 revolution, the Islamic Revolutionary Guard Corps has evolved into an institution with vast political, economic, and military power.

China is North Korea’s biggest trade partner and has leverage over Kim Jong-un’s regime, yet its policies focus more on border stability than nuclear threat.

China and Russia have expanded trade and defense ties over the past decade, but they’re not formal allies. Experts say Russia’s war in Ukraine could be a turning point in the relationship.