Ukrainian president Volodymyr Zelenskyy has vowed to fight to recover all of the country's territory occupied by Russian forces.
Ukrainian troops are engaged in fierce street fighting with Russian soldiers in the industrial city of Sievierodonetsk, in a pivotal battle for control of Ukraine's eastern Donbas region. "In the city, fierce street fighting continues," Ukrainian President Volodymyr Zelenskyy said in his nightly video address on Monday.
Elsewhere, European Council President Charles Michel accused Russia of using food supplies as “a stealth missile against developing countries”, prompting Moscow's UN ambassador to storm out of the Security Council meeting.
Follow our live blog below for developments on Tuesday.