U.S. Secretary of State Marco Rubio and his NATO counterparts meet in Turkey to prepare a pivotal summit of alliance leaders ...

Rubio, once a Trump rival, has scrapped his old foreign policy playbook and courted MAGA dignitaries while avoiding the ...

U.S. Secretary of State Marco Rubio arrived in Turkey Wednesday ahead of the ceasefire talks between Ukraine and Russia set ...

Trump had previously left open the possibility of attending the talks himself, despite the logistical challenges his visit ...

Secretary of State Marco Rubio's new job as national security adviser sets the former Donald Trump rival up for a bigger role ...

Last week, Rubio made history again when Trump tapped him as national security adviser after former U.S. Rep. Mike Waltz, ...

RIYADH, Saudi Arabia — President Trump said Tuesday that Secretary of State Marco Rubio will represent him at Russia-Ukraine ...

“Marco Rubio is going to be in a very difficult position ... feels very comfortable favoring Russia in the negotiations with Ukraine or alienating our allies – and yet he's in the Trump ...

U.S. Secretary of State Marco Rubio has arrived in Turkey on May 14 ahead of peace talks planned between Ukraine and Russia.

The Kremlin confirmed President Putin will not attend Thursday’s Ukraine peace talks in Istanbul. U.S. President Trump is ...

Secretary Rubio’s new role as national security adviser may be unsustainable, according to foreign policy experts.