"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.

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

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

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

Russian Deputy Foreign Minister Sergei Ryabkov said on Wednesday that Moscow sees a small window of opportunity to forge ...

Speaking a day after Trump’s inauguration, Ukraine’s president told world leaders at Davos that Europe needs to remain united ...

President-elect Donald Trump spent the past two years on the campaign trail making more than a dozen promises about what he would enact on his first day in office. Trump’s day-one plans are wide ...

President Trump appears willing to shake up almost every policy area, and a behind-the-scenes E.U. task force has been trying ...

President Volodymyr Zelenskyy spoke at the World Economic Forum in Davos, Switzerland. He explained why Ukraine needs strong ...

Linda Fagan, the first woman to lead a branch of the US Armed Forces, was among those removed by Trump on his first day.