During their telephonic conversation, Putin made it clear that Russia will "not back down" on its goal of "eliminating" the root cause of the war in Ukraine, Al Jazeera reported.

The U.S. president urged Russia’s leader to quickly end the war in Ukraine, according to a Kremlin briefing on the hourlong call.

By Gram Slattery, Dan Peleschuk and Dmitry AntonovWASHINGTON (Reuters) -U.S. President Donald Trump said early on Friday he came away disappointed from a telephone call with Russian President Vladimir Putin because it does not appear the latter is looking to stop Russia's war against Ukraine.