Violence continues to rage more than a decade after the Mexican government launched a war against drug cartels.

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.

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 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…

Record numbers of migrants seeking to cross the southern U.S. border are challenging the Joe Biden administration’s attempts to restore asylum protections. Here’s how the asylum process works.

The National Guard is a special part of the U.S. military that answers to both state governors and the president. While it began as a “strategic reserve,” the guard has come to play an important role…