The former secretary of defense spoke in New York City on Thursday. Former Defense Secretary James Mattis roasted his former boss at the Alfred E. Smith dinner in New York City on Thursday night.

In accepting the first Thomas S. Foley Award for Distinguished Public Service, former Secretary of Defense and retired Gen. James Mattis on Tuesday called on those in the audience to reject political ...

President Trump's former chief of staff Gen. John Kelly said he agreed with former Defense Secretary James Mattis when he released a statement attacking the president's leadership and describing Trump ...

Gen. James Mattis, a former U.S. secretary of defense, Tuesday urged Americans to put aside their political differences and present a united front to the world as Russia’s invasion of Ukraine enters ...

Fox News Flash top headlines for Oct. 17 are here. Check out what's clicking on Foxnews.com Former Defense Secretary James Mattis poked fun at himself and President Trump at the 74th annual Alfred E.

SAN JOSE (KPIX 5) – Former Secretary of Defense James Mattis took the stand in Elizabeth Holmes' fraud trial on Wednesday, saying he believed technology from Theranos could have helped U.S. troops.