Russia bombarded Ukraine’s second-largest city with massive strikes in the early hours of Saturday, its mayor said, one night after Moscow carried out one of the war’s largest aerial assaults on Ukraine.

President Donald Trump says it might be better to let Ukraine and Russia “fight for a while” before pulling them apart and pursuing peace.

But halting progress, ever-more deadly drone attacks and unmoving negotiating positions seem to have taken their toll. On Thursday, Trump used a striking analogy to concede the warfare was nowhere near over, and that he did not, at that moment, feel it was best to intervene.

Germany’s new leader is meeting President Donald Trump in Washington as he works to keep the U.S. on board with Western support for Ukraine, help defuse trade tensions that pose a risk to Europe’s big

Videos of an object breaking up in the sky over Kazakhstan sparked rumors of a failed launch of Putin's deadly nuclear-capable ballistic missile.

The Ukrainian operation was “grounds for a nuclear attack,” declared Vladmir Solovyov, a firebrand host on Russian state TV, calling for strikes on the Ukrainian presidential office in Kyiv, and beyond.

Russia asked the U.N. nuclear watchdog on Friday to mediate between Moscow and Washington to resolve the question of what to do with U.S. nuclear fuel stored at a Ukrainian power plant controlled by Russian forces.