President Volodymyr Zelenskyy has said that he does not have detailed information about what kind of security guarantees for ...

European and NATO leaders announced Sunday they will join President Volodymyr Zelenskyy in Washington for talks with President Donald Trump.

Russian President Vladimir Putin's continued refusal to accept a ceasefire is "complicating" efforts to reach a peace deal, ...

Russian leader Vladimir Putin agreed to allow the U.S. and European allies to offer Ukraine a security guarantee resembling ...

Jake Sullivan, who served as national security advisor under former President Joe Biden, weighs in on Putin's proposed offer to Zelenskyy to end the Russia-Ukraine war.

President Donald Trump walked into a summit with Russia’s Vladimir Putin pressing for a ceasefire deal and threatening “severe consequences” and tough new sanctions if the Kremlin leader failed to ...

That the United States could offer Article 5-like protection, which is one of the real reasons why Ukraine wants to be in ...

Former National Security Advisor Jake Sullivan disputes Secretary of State Marco Rubio's characterization that continuing ...