NATO allies dismiss Lavrov's comments over negotiations for Ukraine as 'noise' as he argues that China should also be involved in any 'security guarantees' for Ukraine.

In Lviv, one person was killed and three were injured as the attack damaged 26 residential buildings, a nursery school and administrative buildings, regional head Maksym Kozytskyi wrote on Telegram. The regional prosecutor's office said three Russian cruise missiles with cluster munitions struck the city.

The fast-moving developments in Trump's near-back-to-back summits with the heads of Russia, Ukraine and European powers have highlighted a pair of repeated sticking points.

Russian president reportedly willing to freeze current front lines in exchange for Ukraine territorial concessions and NATO membership ban.

Vladimir Putin is demanding that Ukraine give up all of the eastern Donbas region, renounce ambitions to join NATO, remain neutral and keep Western troops out of the country, three sources familiar with top-level Kremlin thinking told Reuters.

Russia struck an American business with cruise missiles overnight in one of the largest aerial attacks of the war so far, Ukraine has said.

Ukrainian officials say more than 19,000 children have been unlawfully deported to Russia or occupied areas, with reports suggesting the number could be far higher.

Russia’s foreign minister has cast fresh doubt on peace talks, questioning “the legitimacy” of Ukrainian president Volodymyr Zelensky to sign any future agreements after targetting a US factory in a large bombardment on Ukraine.