Experts say President Donald Trump's "Golden Dome" will need space-based radars, missile interceptors and laser weapons ...

The continent’s leaders hope a surge of investment, to fill a security void left by the United States, can ignite growth. It ...

They believe these states do not do enough to defend themselves and may not even share American values. On the other hand, ...

While strikes on Iran's nuclear facilities are often cast in the light of avoiding escalation, underlying all considerations ...

But the pause in U.S. aid served as a dramatic wake-up call: the most crucial factor in determining how long and how ...

With the Ukraine War and the retreat of the United States from what has routinely been called Europe’s security architecture, ...

President Donald Trump's decision to deploy a Navy warship in support of ongoing military operations at the U.S. southern ...

The Department of Government Efficiency is shuttering organizations that Beijing worried about most, or actively sought to ...

European capitals are reviewing vulnerabilities and want to wean themselves from dependence on American weapons, but expanding homegrown options will take time.

Trump, famously critical of the alliance the U.S. had led for decades, has already cast doubt across Europe on how reliable ...

Expanding the nuclear-sharing program to Warsaw would send a clear message to Putin: any attack on Poland would be a ...

Ayatollah Ali Khamenei, facing pressure from the White House for a new nuclear deal, says any action against Iran will be met ...