U.S. troops have been sent to the border with Mexico to supplement the work of Border Patrol agents amid debate over the merits of building a wall. Here are the facts.

The role of the Federal Reserve has transformed in the past decade, as it has deployed trillions of dollars to boost the U.S. economy while expanding its regulatory oversight of the nation’s financia…

The United States and other Western countries are reevaluating their foreign investment regulations amid an uptick in Chinese interest in strategic sectors.

Boko Haram, known for mass kidnappings, bombings, and other acts of terrorism, remains an enduring threat to northern Nigeria and the Lake Chad Basin.

Nearly all nuclear weapon states, as a matter of policy, remain ready to use their weapons without having first suffered a nuclear attack.

The Trump administration has rolled back some of President Obama’s policies normalizing ties with Cuba.

Antibiotics are facing an existential crisis less than a century after their introduction. Increased bacterial resistance is putting the world at risk of an era in which routine infections are untreatable.

North Korea continues to endure economic sanctions, suggesting that enforcement has not been strong enough to pressure Pyongyang into negotiations on its nuclear program.

Sub-Saharan Africa is home to many of the world’s longest-ruling heads of state, but civil society and regional blocs may be slowing the trend of extending presidential terms in some areas.