Ukrainian President Volodymyr Zelensky has warned Putin is preparing for war against NATO. Mr Zelensky issued his warning ...

Putin could attack Nato country next year, says Zelensky - Ukrainian President says Russia will station up to 150,000 troops ...

The mutual-defense alliance has been central to Ukraine’s war against Russia, but the future is uncertain with President ...

Defense Secretary Pete Hegseth is holding a news conference Thursday morning from Brussels focusing on the Russia-Ukraine war, which is just over a week from entering its third year.

Watch live as NATO defense ministers and NATO Secretary General Mark Rutte arrive for a meeting at the headquarters in ...

Several NATO allies stressed that Ukraine and Europe must not be cut out of any peace talks, as Defense Secretary Pete ...

It comes after Zelensky said Ukraine would not accept any deal brokered between Donald Trump and Vladimir Putin without Kyiv's involvement.

With President Donald Trump entering office for the second time, NATO spending is once again under scrutiny as the United States warns European countries must dig deeper into their pockets.

"There can be no negotiation about Ukraine without Ukraine. And Ukraine's voice must be at the heart of any talks," said the U.K.'s defense secretary.

Watch live as Sir Keir Starmer visits Nato headquarters in Brussels as he is set to urge other world leaders that Europe must ...

U.S. Defense Secretary Pete Hegseth said Wednesday that NATO membership for Ukraine was unrealistic and suggested Kyiv should ...