Experts say big investments are needed to protect the U.S. energy grid from the growing threats of climate change and cyberattacks.

Communist Cuba was a major foreign policy challenge for the United States during the Cold War. The bilateral relationship thawed considerably under President Obama, but the Trump administration reimp…

Differences over Taiwan’s status have fueled rising tensions between the island and the mainland. Conflict over Taiwan also has the potential to be a flash point in U.S.-China relations.

Tens of thousands of unaccompanied children have been arriving at the U.S.-Mexico border each year, sparking debate over how to respond. A recent rise in their numbers has challenged the Biden admini…

Modern vice presidents can trace much of their political influence to the broad reforms that Jimmy Carter and Walter Mondale made to the second-highest elected office in the late 1970s.

International efforts, such as the Paris Agreement, aim to reduce greenhouse gas emissions. But experts say countries aren’t doing enough to limit dangerous global warming.

The Good Friday Agreement has dampened sectarian tensions and brought stability to Northern Ireland, but Brexit border arrangements and growing dissatisfaction are throwing the region’s hard-won gain…

Water scarcity threatens the health and development of communities around the globe. Climate change is intensifying the problem, pushing governments to find more innovative, collaborative ways to add…

Recent killings by U.S. officers have sparked widespread calls for police reform and an end to systemic racism. Here’s how U.S. policing compares with other countries’ approaches.

The United States has long tried to negotiate a resolution to the Israeli-Palestinian conflict, but several factors, including deep divisions between and within the parties and declining U.S. interes…