Former National Security Adviser H.R. McMaster, who served under Donald ... As November draws closer, the former Army lieutenant general describes his time working for Trump as a "tour of duty ...

Retired Army Lt. Gen. H.R. McMaster was pressed on MSNBC on Friday afternoon on why he hasn't endorsed Kamala Harris for president given what he wrote about former President Donald Trump.

Rep. Don Bacon, Sen. Angus King and H.R. McMaster, who served as Mr. Trump's national security adviser during his first ...

Leaders of both parties cheered President Trump’s selection of McMaster. A three-star general, ­McMaster has been famous since 1991, when he led a tank troop to a stunning victory over Iraqi ...

Why is Trump condemning retired Gen. H.R. McMaster as "weak"? Likely because the former national security adviser is asking uncomfortable questions.

President Donald Trump's national security adviser, Gen. H.R. McMaster, said during a press briefing on May 16 that Trump "wasn't even aware" of the source of the classified information he ...

US President Donald Trump launched a scathing attack on his ex-national security adviser, Lt. Gen. H.R. McMaster, on Sunday (March 2), after the retired general claimed that Russian President Vladimir ...

With tensions flaring between President Donald Trump and national security adviser Lt. Gen. H.R. McMaster, the Pentagon is considering options that would allow the President to potentially move ...

H.R. McMaster confided that the public expectations ... as Donald Trump’s national security adviser. And the three-star general’s poster child status has ballooned to billboard size—this ...

John Kelly, former National Security Adviser Army Lt. Gen. H.R. McMaster and former Defense Secretary Mark Esper. McMaster and Esper have written books critical of the former president.