Dmitry Medvedev referenced a rumored Soviet-era nuclear weapon system during an online disagreement with President Trump.

Ukraine has new mobile complexes to keep its F-16s moving while Russia hunts them. That sort of dispersal is something the ...

Amid the deadlock on the front lines, Ukraine's elite soldiers are finding other ways to cause problems for Russia.

Across eastern Ukraine, Russia’s tiny gains are adding up. It is capitalizing on a series of small advances and throwing ...

Kremlin officials have sought to appear unfazed by U.S. President Donald Trump's shortened timeline to reach a peace deal ...

Looking ahead, airspace closure may become more frequent, and airlines would have to come up with innovative measures to deal ...

After barely six months in office, President Donald Trump has gone from peacemaker to warmonger. He attacked Iran and is ...

Russian forces reportedly took control of Chasiv Yar near Bakhmut, while Ukrainian sources confirm fighting but retain ...

Russia attacked Ukraine’s capital with missiles and drones overnight, killing at least nine people, including a 6-year-old ...

Russia launched waves of missiles and drones on Kyiv before dawn on Thursday, killing 12 people including a six-year-old boy, ...

The West can help Moldova protect its democracy, but that requires recognizing how Russia uses hybrid warfare and countering Moscow in its own space, with both offensive and defensive influence ...

NATO chief Mark Rutte is pushing the Allies to swiftly build up their jet fighters and missiles to avert an all-out war with ...