Her departure reflects a growing sense of anxiety within the Defense Department over the incoming administration and how it ...

The surprise attack seeks to reverse Ukraine’s decreasing hold of the region. Since Kyiv’s forces gained partial control of ...

The White House said Friday there were "early indications" that Russian air defenses downed an Azerbaijan Airlines flight in ...

The North Korean losses amount to almost 10 percent of the country’s deployment to Russia, the Biden administration said.

Ukraine has launched a surprise counterattack in the Russian border region of Kursk, targeting “at least three” different ...

The White House said Friday initial signs pointed to Russian air defenses downing a passenger plane that crashed over ...

National Security Council spokesman John Kirby said the evidence in the Azerbaijan Airlines crash goes beyond widely circulated images of the wreckage.

Russian President Putin claims he is open to peace talks with Ukraine in Slovakia. Former U.S. Ambassador to Ukraine William ...

Moscow has also used its own troops to carry out such attacks, which aim to overwhelm Ukrainian positions.

Russia said Sunday that Ukraine had launched a "counterattack" in the western border region of Kursk, where Kyiv's forces ...