The Trump administration has ordered Ukraine to rein in its long-range attacks on Russian infrastructure after strikes ...

NORAD intercepted five Russian military aircraft near Alaska’s western coast, but officials say the flights were not ...

Four years into Russia's invasion the Ukraine war appears to have stalled. Does U.S. support for Ukraine still exist? And does it still matter?

A production facility in eastern Ukraine operated by snack manufacturer Mondelez International was struck by a Russian ...

The former head of Trenchant, a specialized U.S. defense contractor unit, was sentenced Tuesday to more than seven years in federal prison for stealing and selling zero-day exploits to a Russian ...

The Winter Paralympics celebrate its 50th anniversary at Milan Cortina, where Ukraine is expected to boycott the opening ...

NORAD launched F-16s and F-35s to intercept Russian Tu-95s and Su-35s in Alaska's air defense zone Thursday during routine military patrol operations.

US fighter jets intercepted a Russian spy plane off the coast of Alaska on Thursday. Russian aircraft, including an A-50 spy plane, two Tu-95s bombers, and two Su-35s fighter planes, which are used in ...

By Andrea Shalal WASHINGTON, Feb 24 (Reuters) - The U.S. State Department told the Ukrainian government to refrain from hitting U.S. interests following a Ukrainian attack on the Russian port of ...

Two Russian Tu-95s bombers, two Su-35s fighter planes and an A-50 spy plane were detected in the Alaskan Air Defense Identification Zone, NORAD said.

China needs to protect its strategic cooperation agreement with Iran, so the superpower is selling military hardware and providing military intelligence. How else will it help?

The U.S. Treasury Department has sanctioned a Russian exploit broker who bought stolen hacking tools from a former executive of a U.S. defense contractor.