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.  …

Trade between the world’s two biggest economies has ballooned in recent decades, bringing significant benefits but also perils that have led to calls to rethink the relationship.

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.

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.

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.

The alliance is bolstering its military deterrent in Europe amid Russia’s invasion of Ukraine and has expanded to include Finland and Sweden.

Eurasia’s Shanghai Cooperation Organization has expanded its agenda to include wide-reaching security and economic initiatives, but it remains to be seen if the bloc’s members can develop and impleme…