Ukraine can win war with Russia, says U.S. defense secretary

Russia Says It Has Neutralised Ukrainian Air Defenses | Russia-Ukraine War Updates

U.S. Assistant Secretary of Defense Schriver says N. Korea has capability to target mainland U.S.: Asahi Shimbun

US Abrams tanks 'entering Ukraine soon' says US Defense Secretary

U.S. defense secretary Mattis says war with North Korea would be 'catastrophic'

U.S. defense secretary Mattis says war with North Korea would be "catastrophic"

U.S. Defense Secretary nominee says combined exercises 'essential' to cope with N. Korean threats

Acting U.S. Defense Secretary says N. Korea's test launch of short-range missiles was UNSC violation

U.S. serviceman killed in Iraq, Defense Secretary Carter says

U.S. Defense Secretary Mattis says there is progress in denuclearization talks with N. Korea

U.S. defense secretary Mattis says war with North Korea would be "catastrophic"

U.S. Defense Secretary nominee says combined exercises 'essential' to cope with N. Korean threats

U.S. Defense Secretary Mattis says 'diplomatic solutions never run out' with N. Korea

U.S. Defense Secretary Mattis says there is progress in denuclearization talks with N. Korea

U.S. defense secretary Mattis says war with North Korea would be "catastrophic"

U.S. Defense Secretary James Mattis says 'diplomatic solutions never run out' with N. Korea

EXCLUSIVE: Ukraine says war with Russia will only end ‘when Ukraine wins’

Former defense secretary says out smarting China is one way to win

UN Secretary-General says world needs Ukrainian and Russian crops to tackle food crisis

Russian forces in Ukraine are not withdrawing but regrouping, says NATO Secretary-General Jens Stoltenberg

U.S. Secretary of State John Kerry says the US and Russia will soon announce a plan they hope will bring peace to Syria and reduce suffering.