Trump believes America doesn’t win anymore because we're not ruthless enough, but the truth is much simpler and far less bloody.

This year's interviews explore the plot to discredit Julian Assange, an illegal CIA operation, William F. Buckley's toxic legacy and more.

An invisible type of war injury is starting to be recognized in the military world, though many still reject its existence.

America’s 21st-century wars, while fought thousands of miles away, are also far closer at hand than we like to think.

Fast forward to the situation room in 2039, as U.S. security officials confront one overriding question.

A new generation of West Point-educated officers faces potential tours in countries involved in our forever wars 15 years after I did.

Russian Member of Parliament Alexander Vershin recalls that the Nazi leader launched invasions with the same goal as the U.S. president.

Few people know that the United States has its very own Castle Black, in a location nearly as remote as its namesake from the hit HBO show.

Let's start with the fact that to take some of the country's "massive amounts of oil," as the president suggests, is a war crime.