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

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

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

Biden's national security advisor warned that the US could quickly run out of munitions in a war with China as he called for ...

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

National Security Advisor Jake Sullivan emphasized on Sunday that President Joe Biden is committed to bolstering Ukraine’s ...

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

The United States announced new export restrictions Monday taking aim at China's ability to make advanced semiconductors -- ...

The United States is not considering returning to Ukraine the nuclear weapons the country previously agreed to give up under ...

Jake has served as the U.S. National Security Advisor throughout Joe Biden’s presidency. Learn more about his personal life, ...

National Security Adviser Jake Sullivan said President Joe Biden is looking to make as much progress as possible on foreign ...