The greatest threat to global governance is China's "long march" through the United Nations and other multilateral ...

Mike Waltz painted an image for lawmakers Tuesday of what the United Nations would look like as the U.S. reviews its support, ...

U.S. Secretary of State Marco Rubio met his Japanese and Philippine counterparts in a meeting Thursday on the sidelines of ...

Mike Waltz was removed as Trump's national security adviser and faces Senate confirmation as the new nominee to be ambassador to the U.N.

Senate Democrats are predicting that former National Security Adviser Mike Waltz will have a "brutal confirmation hearing" for his new role as U.N. ambassador.

The Washington Post reported that Donald Trump soured on Waltz over Waltz’s support for an Israeli attack on Iran.

More than a month after he drew criticism for using Signal to discuss an impending military attack, Waltz was seen using what appears to be a different messaging app to message others in the Trump ...

There are some hurdles former National Security Advisor Mike Waltz must clear first before the United Nations ambassador job is his — including undergoing a Senate confirmation process.

Mike Waltz is a fairly conventional Republican foreign policy hawk, but unlike many in Trump’s foreign policy inner circle, he had actual national security experience.

President Donald Trump's outgoing national security adviser Mike Waltz was photographed using Signal on his phone during Wednesday's Cabinet meeting.

National security adviser Mike Waltz is leaving his White House post, although soon after reports about his departure were published, President Trump announced he plans to nominate him to be ...