Secretary of State Marco Rubio ... nations spend over 3% – Estonia, the U.S., Latvia and Greece. Despite the severe spending increases this will demand from all NATO nations, Rubio's push ...

The countries demanded a swift response from Moscow after weeks of U.S. efforts to secure a truce in the three-year war, and U.S. Secretary of State Marco Rubio said it would be clear "very soon ...

Disputes over tariffs and Greenland are poised to overshadow the meeting. Secretary of State Marco Rubio is visiting NATO's headquarters in Brussels for a meeting of the alliance's foreign ...

Secretary of State Marco Rubio and U.S. ambassador to NATO Matthew ... governments are working on "burden shifting" plans to take over more of the load, while trying to ensure that no security ...