President Donald Trump is aiming for a space-based missile defense system capable of protecting the entire United States from advanced ballistic and hypersonic missiles.

WASHINGTON − The Atlantic magazine published Secretary of Defense Pete Hegseth's messages to a group chat detailing the times ...

President Trump suggested Wednesday that the encrypted Signal messaging platform his top national security brass used to plan ...

WASHINGTON (AP) — The attempts by President Donald Trump and top leaders of his administration to downplay a security breach ...

The Atlantic has released the entire Signal chat among Trump senior national security officials.

Noem toured crowded cells, the prison armory, and isolation units within the facility, which has drawn international ...

Some military spouses and veterans are questioning the White House’s handling of security after a journalist was accidentally ...

A major security breach in President Trump's administration revealed operational details of airstrikes against Yemeni Houthis ...

Homeland Security chief Kristi Noem visited the El Salvador's Terrorism Confinement Center on Wednesday and met with ...

President Donald Trump on Wednesday afternoon honored Women's History Month in March, two months after he signed an executive ...

The Trump administration is invoking a powerful tool in seeking to cut off a judge’s inquiry into whether it defied his order ...

Some military and government officials have expressed concern about the contents of Hegseth’s messages saying he leaked sensitive attack details that were “reckless and dangerous.” ...