By Tom Balmforth, Yuliia Dysa and Steve Holland KYIV/WASHINGTON (Reuters) -U.S. President Donald Trump offered on Monday to join prospective Ukraine-Russia talks in Turkey later this week as European countries pushed to get the Kremlin to accept their demand for a 30-day ceasefire in the war in Ukraine.

Donald Trump said he could join Russia and Ukraine for talks on ending the war in Turkey on Thursday. The US president said on Monday that he was “thinking” of flying to Istanbul for negotiations after visits to Saudi Arabia, the United Arab Emirates and Qatar.

Russia resumed mass drone attacks in Ukraine early on Sunday, after its self-declared three-day pause expired.

Fighting and explosions in Indian Kashmir that came hours after the countries declared a ceasefire died down by dawn, and power was restored in most border areas in India after a blackout on Saturday night.

European leaders from Britain, France, Germany and Poland joined Ukrainian President Volodymyr Zelensky in Kyiv in urging Russian President Vladimir Putin to accept a 30-day ceasefire or face more sanctions.

Russia is "completely ignoring" a 30-day ceasefire proposed by Ukraine and European powers that was to have begun on Monday, Ukrainian Foreign Minister Andrii Sybiha said. Writing on X, Sybiha said he had spoken to European ministers meeting in London,