Multiple U.S. officials tell CBS News that Defense Secretary Pete Hegseth issued a directive to U.S. Cyber Command last month ...

Russia has intensified cyber operations against Ukraine and NATO countries, according to previous U.S. intelligence and ...

French President Emmanuel Macron urged European countries to increase their defense spending in light of President Donald ...

The Defense Department initially told employees to "pause any response" to OPM's request for a list of their work ...

The defense secretary threatened Mexico with unspecified "unilateral action" in a call with the country's leaders, according ...

Jim Mattis and four other former defense secretaries called President Donald Trump’s ouster of Gen. CQ Brown and other top ...

The five men asked the House and the Senate to hold hearings “to assess the national security implications of Mr. Trump’s ...

Mr. Hegseth served at the U.S. Navy base as a National Guard lieutenant. The base is now being used to hold some migrants who ...

Finance ministers and central bankers from the G20 top economies gather in South Africa on Wednesday and Thursday, for a ...

Five former secretaries of defense are calling on Congress to hold immediate hearings on President Donald Trump’s recent ...

President Donald Trump said during his first term, now-Secretary of Defense Pete Hegseth would call him and advocate on ...

The new Pentagon chief got a look at Guantánamo Bay’s most infamous inmate in his recent visit to the wartime prison.