Secretary of State Marco Rubio told European counterparts Thursday the US will participate in post-war security guarantees ...

Military chiefs from the United States and a number of European countries on Thursday presented options to their national ...

The United States and European allies are looking at ways to give Ukraine stronger security guarantees, officials said.

A separate U.S. official said Rubio spoke with UK National Security Adviser Jonathan Powell, European Commission president’s ...

Military chiefs from the United States and a number of European countries on Thursday presented options to their national ...