As U.S. envoy Steve Witkoff enters talks in Moscow on a Trump administration proposal for a 30-day ceasefire with Ukraine, an adviser to the Russian president rejected the idea.

Vladimir Putin and Kim Jong Un signed a treaty upgrading their relationship and pledging military assistance if either one is attacked, drawing criticism from NATO, South Korea and other countries.

Russia's president signed at least a dozen deals with his Vietnamese counterpart and offered to supply fossil fuels to Vietnam, as Moscow is seeking to offset its international isolation.

President Xi Jinping of China and Russia's Vladimir Putin doubled down on their alliance against the West this week during the Kremlin leader's visit to Beijing.

Relations between the two countries have collapsed over the Ukraine war, with the U.S. slapping thousands of sanctions on Russia, and militarily, economically and diplomatically supporting Ukraine.

The Kremlin dismissed the idea of talks with President Biden to end the war in Ukraine and said its assault on Ukrainian infrastructure was an "inevitable" response to Kyiv's attacks.

Countries are scrambling to salvage a deal allowing Ukraine to export grain, after Russia said it pulled out indefinitely, a decision that risks worsening global hunger.

The United States should tell Russia its troops need to be back in their regular barracks by March 1, argues former diplomat Brett Bruen.

Russia forced the West into a flurry of diplomacy this week with its massive troop buildup on its border with Ukraine. Here's a short guide to what the Kremlin wants.