WASHINGTON—Secretary of State Marco Rubio has been thrown into two top national security jobs at once as President Donald Trump presses forward with his top-to-bottom revamp of US foreign policy, ...

Immigration officials said Tomás Hernández worked in high-level posts for Cuba’s foreign intelligence agency for decades before migrating to the United States to pursue the American dream.

On the campaign trail last year, then-candidate Donald Trump proposed handing US residency cards automatically to ...