Trump’s hasty troop withdrawal could trigger a second "industrial revolution" in terrorism.

As he manicures his political reputation, the Pentagon carries on with the buzzword-heavy culture of killing he gave it.

Jim Mattis was said to be one of the grown-ups protecting the country from Trump's worst impulses. Does anyone remember feeling safer?

As tensions rise, an unprecedented military briefing by a hawkish secretary of state throws the chain of command into doubt.

How did facial hair win American men’s hearts and minds? Thank the war on terror.

Trump's plan to free white service members accused of overseas atrocities both typifies and strengthens his Fox News feedback loop.

The case against American military supremacy

Why Google and other firms still cling to their military contracts

Jim Mattis was supposed to restrain Trump. He failed.

The president and the Pentagon have different national-security doctrines, but they've found a dangerous common ground.

To counter threats from China and Russia, the U.S. military is scrambling to weaponize space on a scale not seen since Ronald Reagan.

Thousands of veterans are being unjustly squeezed by the Pentagon. Congress can stop it—unless silly budget politics get in the way.