New Pentagon report claims China now has over 500 operational nuclear warheads
Putin begins visit in China, underscoring Moscow's ties with Beijing
Russia is scrapping its ratification of a key nuclear test ban. Here's what that means
Latest on Ukraine: China's foreign minister visits Russia after Kim Jong Un's trip
Kim Jong Un vows full support for Russia as Putin pledges space tech for North Korea
What we know about Kim Jong Un's train — a slow-moving bulletproof fortress
The Kremlin confirms Putin and North Korean leader Kim Jong Un will meet this week
U.S. says Russia has made 'shameful' moves toward new North Korea arms deals
North Korea says its 2nd attempt to launch a spy satellite has failed
North Korea fails on attempt to launch its first spy satellite
South Korea, US troops hold large live-fire drills near border with North Korea