Secretary of State Marco Rubio issued a not-so-subtle warning to China over its actions at sea, vowing together with US allies to counter its assertiveness.

As a U.S. senator, Marco Rubio supported foreign aid and praised the U.S. Agency for International Development, aka USAID. Since he became secretary of state and USAID’s acting ...

There’s a new sheriff in town. Trump’s election means a new Secretary of State; the world’s most powerful foreign minister is ...

Australia has rare earth metals crucial to high-tech manufacturing that will become more important for the US to get as it ...

In his first visit to Panama and other Latin American countries as US secretary of state, Marco Rubio is seeking to counter ...

US Secretary of State Marco Rubio has taken the lead in highlighting the profile of both institutions by convening a Quad ...

Marco Rubio (R-FL) testifies during his Senate Foreign ... state included meetings with Quad members——India, Japan, and Australia. More Kevin Dietsch/Getty Images Rubio's inaugural Quad ...

Secretary of State Rubio pushed Panama further from China, secured six Americans' release from Venezuela and ended a standoff with Colombia.

Follow the latest news headlines from Australia's most trusted source. Read in-depth expert analysis and watch live coverage ...

US Secretary of State Marco Rubio on Sunday threatened action against Panama without immediate changes to reduce Chinese ...