State Secretary Marco Rubio spontaneously pulled out of Ukraine peace talks Wednesday, leaving State Department spokesperson ...

US Secretary of State Marco Rubio has strongly denied a POLITICO report alleging discussions about lifting sanctions on ...

Secretary of State Marco Rubio warned in a new interview that a potential war with Iran would be “much messier” and “more ...

A deal to end the war in Ukraine is unlikely to come this week, Marco Rubio, the US secretary of State, has admitted. “I ...

Secretary of State Marco Rubio’s last-minute decision to cancel means there will be no foreign ministers meeting in London ...

As the Trump administration hopes to boost defense spending to record highs, it's downsizing investment in diplomacy.

US President Donald Trump previously pulled out of nuclear deal focused on monitoring to ensure Iran did not move towards ...

Talks between the U.S., Ukraine and European officials to discuss ending Russia's war in Ukraine faltered as Secretary of ...

Secretary of State Marco Rubio said in an interview released Wednesday that Iran must give up all nuclear enrichment if it ...

A major meeting in London aimed at bringing about an end to Russia’s war in Ukraine has been downgraded after US Secretary of ...

"This is a critical moment for Ukraine, Britain and Euro-Atlantic security," British Foreign Minister David Lammy said on ...

Rubio's first step toward overhauling the State Department is drawing fierce criticisms. The secretary's second step might ...