The worrying chart details which members of the Western military alliance could be vulnerable to attack from Putin.

Russian forces are trying to create a “buffer zone” in Ukraine’s northeastern Sumy region, its regional governor claimed.

Russia is reportedly expanding army bases at its border with Finland and rapidly boosting military recruitment as it prepares ...

Squawk codes from 1301 to 1327 refer to NATO ... border. Poland confirmed that both its own fighters and those of other allied nations had been deployed, citing “intensive activity” by Russia ...

Author and former New York Times reporter Alex Berenson looks closely at President Trump's deal with Ukraine which could end ...

While Moscow said the move could disrupt Ukrainian supply lines, Kyiv confirmed ongoing border ... between Russia and the West over Ukraine's future and the post-Soviet enlargement of NATO towards ...

Ukrainian troops remain in parts of the neighbouring Russian region of Kursk eight months after a cross-border incursion ... the post-Soviet enlargement of NATO towards Russia's borders.

Lithuanian border guards will begin using a helicopter to escort Russian trains transiting between Belarus and the Kaliningrad exclave, national broadcaster LRT reported on April 7. "We are now ...