Defense Secretary Mark Esper and Army Gen. Mark Milley, the nation's top military officer, are expected to attend. Watch their remarks here.

US Defence Secretary Mark Esper strongly suggested on Monday that the US military would not violate the laws of armed conflict by striking Iranian cultural sites, a move threatened by President ...

OPSEC, or operational security, is a military priority. Accidentally sharing combat action plans over an unsecured app is ...

Trump’s former national security adviser lets loose on the leaked Signal group chat and Trump’s foreign policy.

Opinion: Software-defined warfare provides a path to modernize and reimagine America’s defense capabilities for the 21st ...

Learn about an Atlantic Council report's nine recommendations for DOD to advance its adoption of software-defined warfare.

Ever since news broke on Monday that top Trump officials discussed US military attack plans in a group chat that ...

By prioritizing software as a core enabler of military capability ... Council’s Commission on Software-Defined Warfare. Mark Esper, the 27th secretary of defense, is board director of the ...