The U.S. has an estimated 200 tactical nuclear weapons, with roughly half deployed in Europe. The U.S. is believed to have around 100 tactical bombs deployed in five NATO countries on the continent, including in Turkey, Germany and Belgium.

After Government Accountability Office audits found that inspections were lacking, the Marine Corps is reinforcing its rules around ammo and firearm security.

Ukraine's defense industry has grown substantially, but it's yet to reach its potential. Exports could clear the way.

Questions have arisen after Russian President Vladimir Putin said his country tested two nuclear-capable weapons this week.

MYSTERIOUS drones were reported flying over a military base, storing US nuclear arms, twice in just 24 hours. A police helicopter and jammer were hastily deployed in a bid to chase and disrupt the

Russia said it tested a nuclear-powered cruise missile and torpedo, two of its experimental weapons, in recent days.

President Trump orders immediate resumption of US nuclear weapons testing after 33 years, posted from Marine One before Xi Jinping meeting.

Defense startup Castelion said on Friday it has won contracts to integrate its Blackbeard hypersonic strike weapon with current U.S. Army systems, the first step toward allowing the military to place the powerful and nearly unstoppable weapons around the world.