The Latest Breaking News from Vitali Klitschko

Ukraine’s nuclear watchdog says that a nuclear research facility in Kharkiv again has come under shelling by Russia and the fighting makes it impossible to assess the damage

Volodymyr Zelenskiy says new round of negotiations ahead but that deal would have to be subject to referendum; Joe Biden rejects suggestion he was calling for regime change in Moscow

The leaders of Nato countries, including US President Joe Biden, are set to meet in Brussels on Thursday

President urges people to ‘come from your offices, your homes, your schools and universities’ to support Ukraine

Lviv is flooded with refugees and Russian attacks continue — but Ukrainians understand their place in history

LVIV, Ukraine — International outrage mounted Monday over medieval scenes of suffering in Mariupol, a strategic southern port city that has defied demands for surrender despite a ferocious Russian siege that Ukrainian officials say has trapped thousands of civilians and left corpses lying in the streets.

Eight people were killed overnight on Sunday during a Russian airstrike

Told to give up the city of Mariupol by dawn, Ukraine's president says the country will not surrender and its people will not accept Russian occupation.

LVIV, Ukraine — As the besieged city of Mariupol rejected a demand to surrender, Russian forces mounted attacks across Ukraine overnight and into Monday, including a missile strike that officials said hit a Kyiv shopping center and killed at least eight people.