CNBC's Megan Cassella reports on the latest developments in the Israel-Iran conflict.

Secretary of State Marco Rubio was caught yawning along with other Republicans during President Donald Trump's largely ...

US Secretary of State Marco Rubio congratulated Russians on the so-called Russia Day "on behalf of the American people", ...

U.S. Secretary of State Marco Rubio is pushing to investigate whether Harvard University violated federal sanctions, The New ...

Syrian national Mahmoud Khalil can't be detained and deported due to foreign policy concerns by Secretary of State Marco ...

The U.S. State Department has published a Russia Day greeting from Secretary of State Marco Rubio, written “on behalf of the ...

The Trump administration has argued that the State Department is bloated and layoffs are necessary. The court found that’s for Congress to decide.

U.S. Secretary of State Marco Rubio is seeking a federal sanctions investigation into Harvard University over alleged ...

Washington: US Secretary of State Marco Rubio has spoken with his Russian counterpart about ending the Ukraine conflict, as ...

Secretary of State Marco Rubio claimed that U.S. allies who have a trade imbalance must be 'corrected' during a speech last ...

Secretary of State Marco Rubio urged Portugal and other NATO allies to increase defense spending to 5% of GDP. Rubio ...

U.S. Secretary of State Marco Rubio is pushing to investigate whether Harvard University violated federal sanctions, The New ...