Three decades after its founding, Latin America’s largest trade bloc continues to deal with internal divisions, including over a stalled trade deal with the European Union. New leadership in Argentina and Brazil could shake things up.

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.  …

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.

A global surge in avian flu outbreaks in birds and some mammals is worrying poultry farmers, scientists, and health experts. The trend is provoking questions about the future of the disease and globa…

The UN Security Council is the premier global body for maintaining international peace and security, but it faces steady calls for reform to better meet twenty-first-century challenges.

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.  

South Korea’s megaconglomerates have helped lift the country out of poverty, but their extraordinary influence could put the health of the Korean economy at risk.