Ukraine

"U.S. cyber and space assets probably can't win the war for Ukraine, but they can definitely hurt Russia."

Add Kazakhstan to the list of former Soviet republics whose independence is now being threatened by Russia.

Women between 18 and 60 who are "fit for military service" and work in a broad range of professions are required to register...

The threats posed by Moscow and Minsk have increased sharply in the last couple of months.

"Putin is determined to compel Europe to revisit the spheres of influence formula, with Russia gaining a key vote on the...

Austin’s comments at the Reagan National Defense Forum come amid reports that U.S. intelligence has found Russia is planning...

NATO is worried about a Russian buildup of heavy equipment and troops near Ukraine’s northern border.

The U.S. warned allies that Russia may decide to invade Ukraine in the next few months.

Moscow seems to be going out of its way to keep its “near abroad” — Russian-speak for the erstwhile Soviet empire — stirred...

A former top Obama envoy says the Russian buildup prompting President Joe Biden to rethink his position.