Trump is more of an isolationist, while Marco Rubio holds more of a traditional Republican approach to foreign policy, experts say.

Nobel laureate Paul Krugman, a distinguished professor at the City University of New York, discusses the global impact of ...

NATO Secretary General Mark Rutte spoke with US Secretary of State Marco Rubio. This is their first conversation after the ...

While the mayor has publicly declined to answer whether he will cooperate with federal immigration raids on New York, the ...

The European Union cannot rely on the United States to defend it and must increase military spending and security ...

For the first time outside of Amsterdam, an exhibition reconstructs Anne’s hiding place during the devastation of the ...

If Trump's America disengages from the UN, it will be doing the right thing – for the wrong reasons Ditching the UN need not ...

President Trump warned his Russian counterpart Vladimir Putin to end the war in Ukraine quickly, or else face “high levels of ...

Europe should welcome rather than rebuff U.S. President Donald Trump's call for other NATO members to ramp up their military ...

Welcome to CNBC’s live blog covering all the latest news, views and action on day 3 of the World Economic Forum in Davos, Switzerland.

The president’s Day 1 actions included directives that fly in the face of legal limits on involving the military in domestic ...