New Delhi, June 16 -- Russian President Vladimir Putin and Ukrainian President Volodymyr Zelenskyy each spoke by phone with U.S. President Donald Trump on Sunday, as Trump marked his 80th birthday and the war in Ukraine remained a flashpoint ahead of this week's G7 summit.

Putin's call with Trump lasted just under an hour, according to Russian presidential aide Yuri Ushakov, who briefed reporters afterward.

On Ukraine, Ushakov said Trump emphasized the need to end hostilities and stated his readiness to influence European allies and Kyiv toward that goal, including at the upcoming G7 summit.

Trump also said that recent strikes on civilian targets in Russia complicate a settlement - though the White House has not confirmed that, nor com...