WASHINGTON -- US national security adviser Jake Sullivan on Sunday vowed there would be "real costs" for China if the country went forward with providing lethal aid to Russia in its war on Ukraine, ...

Former National Security Advisor Jake Sullivan disputes Secretary of State Marco Rubio's characterization that continuing negotiations with Russian President Putin are a step toward ending the war in ...

Peace won’t be made by failed diplomats or politicians living in a fantasy land” tweeted Vice President Vance to explain why ...

This is a rush transcript of "This Week" airing Sunday, April 10. A rush transcript of "This Week with George Stephanopoulos" airing on Sunday, April 10, 2022 on ABC News is below. This copy may not ...

Former national security advisor Jake Sullivan devoted much of his campus lecture on Nov. 4 to defending the Biden administration’s foreign policy record, including his roles during the wars in Gaza ...

Kroening told journalist Cristina Cileacu that many believed nuclear arms had become Cold War relics, yet both Russia and ...

WASHINGTON, March 29 (Reuters) - White House national security adviser Jake Sullivan, in a phone call on Monday with Ukraine's head of presidential office Andriy Yermak, affirmed U.S. support for ...

This is a rush transcript of "This Week" airing Sunday, October 15. White House national security adviser Jake Sullivan speaks during the daily briefing at the White House in Washington, D.C., Oct. 10 ...

On Nov. 4, the Davidson Institute for Global Security hosted former national security advisor Jake Sullivan for an event about his role in the Biden administration’s foreign policy. Sullivan served as ...

WE ARE no nearer the truth seeing the light of day for those actually responsible for blowing up the Nord Stream pipelines in ...

U.S. special envoy Steve Witkoff told CNN on Sunday that the status and borders of the five disputed regions in Ukraine -- Crimea, Luhansk, Donetsk, and parts of Zaporizhzhia and Kherson -- is "the ...

Former National Security Advisor Jake Sullivan joins Morning Joe to discuss the latest in negotiations between the U.S., Russia and Ukraine.Aug. 21, 2025 ...