President Joe Biden’s national security adviser warned that the United States could quickly run out of munitions if a war ...

National security advisor Jake Sullivan said President Biden was doing what he could to "strengthen" the position of Ukraine ...

National Security Adviser Jake Sullivan has championed AUKUS as “one of the most ambitious defence projects in modern history ...

Outgoing national security adviser urges Trump administration to expand defence cooperation with allies amid ‘dangerous’ ...

The United States will "speak out" to South Korea to safeguard democracy after President Yoon Suk Yeol's short-lived ...

NSA Jake Sullivan's call to let FBI Dir. Christopher Wray serve out his term spoke volumes on Pres.-elect Trump's nomination ...

One day after Hamas released a propaganda video featuring Israeli-American hostage Edan Alexander, National Security Adviser ...

After the fall of the Soviet Union, Ukraine signed the Budapest Memorandum agreeing to cede its nuclear weapons — which were ...

National security adviser Jake Sullivan joins Meet the Press following the ceasefire deal between Israel and Hezbollah.

National security adviser Jake Sullivan said Sunday that the White House is not considering returning nuclear weapons to ...

National security adviser Jake Sullivan brushed off whether there's concern over Kash Patel as FBI director after being ...