Since the collapse of the old Soviet Union, Russia has cut a substantially diminished figure on the international stage.

Russia and the United States are no longer bound by any limits on the size of their strategic nuclear arsenals after their last arms control treaty expired on Thursday with no agreement between them o...

On Wednesday, Pope Leo urged the US and Russia to renew the treaty, saying the current world situation required "calls for doing everything possible to avert a new arms race".

Steve Witkoff said it would be the first exchange for months, one that showed "advancing efforts to end the war in Ukraine."

President Volodymyr Zelenskiy accused Russia on Tuesday of exploiting a U.S.-backed energy truce to stockpile munitions, and using them to attack Ukraine with hundreds of drones and a record number of...