Despite prospects for direct diplomatic talks on June 2 in Istanbul, Russia and Ukraine remain in a spat over the peace memorandums outlining prerequisites for ending the war to be discussed there. Russian FM Sergey Lavrov originally proposed the talks on Wednesday.

President signals impatience over Ukraine conflict, stalled peace efforts, according to the report quoting sources - Anadolu Ajansı

Donald Trump is reportedly considering new sanctions against Russia after President Vladimir Putin failed to follow up on a promised draft of peace terms and escalated airstrikes on Ukraine.

Russia may be able to buy the loyalty of the US presidential administration under Donald Trump regarding ending Russia’s war against Ukraine, according to the RBC-Ukraine article “Putin plays his game while Trump stays silent - What Russia's planning against Ukraine.

The White House did not immediately issue a readout on the Trump-Putin call, which was due to be followed by a conversation between the US president and Ukrainian President Volodymyr Zelensky.