H.R. McMaster

White House Chief of Staff John Kelly has reportedly told a group of lawmakers that the White House is a “miserable place to work,” as his efforts to quell rampant infighting and leaks appear to have failed.

US President Donald Trump on Thursday named hardline Fox News pundit and former UN ambassador John Bolton as his new national security advisor, ousting embattled army general HR McMaster.

North Korea is in talks with the US and Sweden to release three jailed Americans, reports said, as diplomatic activities intensified ahead of Pyongyang’s planned summits with Washington and Seoul.

US President Donald Trump has decided to sack National Security Advisor HR McMaster, in what would be the latest in a string of high-profile White House departures, The Washington Post reported Thursday.

Russian Foreign Minister Sergei Lavrov on Saturday dismissed as "blabber" accusations that Moscow had interfered in the US election that brought President Donald Trump to power.

Former US deputy national security advisor KT McFarland withdrew her nomination to be ambassador to Singapore, in a move that left President Donald Trump "disappointed."

US President Donald Trump on Saturday praised himself as "a very stable genius," following the release of a bombshell book that calls into doubt his mental health.

US Sectary of State Rex Tillerson found himself obliged to defend President Donald Trump’s fitness for office Friday after a bombshell new book called into doubt his mental health.

US President Donald Trump lashed out at a bombshell-filled book by Michael Wolff that hits the shelves on Friday, dismissing it as “full of lies” after threats of legal action failed to block its release.

The United States is now closer than it has ever been to a nuclear war with North Korea, a former top US military officer warned Sunday, saying he saw little prospect of a diplomatic solution.

The North Korean regime has started tests with a view to loading intercontinental ballistic missiles (ICBMs) with anthrax, according to regional media reports.

North Korea Sunday blasted the United States and South Korea as "warmongers" on the eve of their largest-ever joint air exercise, saying it could trigger a nuclear war.

US bombers overflew the Korean peninsula Thursday as part of an exercise with Japanese and South Korean warplanes, the US Air Force said, days before President Donald Trump arrives in the region for a trip set to be dominated by the nuclear-armed North.

A former U.S. President, Jimmy Carter, has indicated willingness to travel to North Korea in a bid to help diffuse the growing tension between the U.S. and North Korea.

President Donald Trump will announce new U.S. responses to Iran’s missile tests, support for “terrorism” and cyber operations as part of his new Iran strategy, the White House said on Friday.

South Korea's air force effectively fired back at North Korea's missile launch over Japan by conducting a live-fire drill involving powerful bombs, officials said early Tuesday.

US President Donald Trump assembled his national security team at the Camp David presidential retreat Friday to forge a way ahead in Afghanistan, almost 16 years after the war began.

Tensions on the Korean peninsula eased slightly on Monday as South Korea’s president said resolving Pyongyang’s nuclear ambitions must be done peacefully and key US officials played down the risk of an imminent war with North Korea.