President Donald Trump’s special envoy to Ukraine, retired Lt. Gen. Keith Kellogg, is in Kyiv for talks with Ukrainian ...

Matthew Whitaker, U.S. Ambassador to NATO, joins CNBC's 'Squawk Box' to discuss the push for Russian sanctions, what to ...

NATO Secretary General Mark Rutte is set to meet President Donald Trump this week on the heels of the U.S. leader announcing ...

Dates for President Donald Trump's second full state visit to Britain were confirmed for Sept. 17 through Sept. 19 at Windsor ...

During the actual summit, Rutte went on to call Trump “Daddy” as Trump likened Israel and Iran to fighting schoolchildren.

Donald Trump's Ukraine envoy Keith Kellogg began talks in Kyiv on Monday on security and sanctions against Russia after the U ...

Alliance officials have indicated that casualties from GPS interference would be treated "not as an accident but as a deliberate escalation," potentially leading to direct strikes on Kaliningrad's ...

Under the plan, other NATO countries would buy U.S.-made arms, then give them to Ukraine to defend itself against Russia.

NATO Secretary General Mark Rutte is set to meet with President Donald Trump this week on the heels of the U.S. leader ...