"The bottom line is that withdrawing from the WHO makes Americans and the world less safe," says Dr. Tom Frieden, president ...

In a speech on Tuesday, Rubio defended his department’s employees but warned of alterations to come under Trump.

U.S. President Donald Trump said on Tuesday he would likely impose sanctions on Russia if its president, Vladimir Putin, ...

Europe's reliance on the U.S. security umbrella faces a turning point under Trump’s nationalist, transactional approach ...

He explained why Ukraine needs strong security guarantees and outlined Ukraine's strategy towards peace and its relationship ...

His inauguration speech was loudest in its silence on Ukraine. But hours later, US President Donald Trump laid bare – in a ...

PRESIDENT DUDA: I had this meeting with Donald Trump in New York in April. MR. IGNATIUS: Yes. PRESIDENT DUDA: That was in April. Not in June.

In the lead-up to his inauguration, President Donald Trump identified a surprising priority: Greenland. Trump wants to ...