The former U.S. president has warned that the expiration of the New START treaty would "wipe out decades of diplomacy."

The BBC's Russia editor reflects on the difficulties of working as a British journalist in Moscow.

For the second consecutive Olympic Games, no athletes will compete under the Russian flag

Russian drone strike killed 12 Ukrainian coal miners in what DTEK CEO Maxim Timchenko called an "unprovoked terrorist attack" on civilian workers returning from their shift.

Russia remains critically dependent on imports in areas at the heart of its war effort, including machinery, drone manufacturing and energy production, the document says. Efforts to expand non-energy exports and build the infrastructure needed to sustain production and overseas supply chains have also stalled.

President Volodymyr Zelenskiy accused Russia on Tuesday of exploiting a U.S.-backed energy truce to stockpile munitions, and using them to

Ukrainian President Volodymyr Zelenskyy says that Russia has launched a major attack on Ukraine with around 450 drones and 70 missiles.