Zelensky

.Trump boasts he can end conflict within hours and repeatedly criticises American aid to Kyiv

Ukraine earlier said annexation of regions by Russia would end peace talks

Western countries imposed unprecedented sanctions on Russia since it sent its troops into Ukraine

'They ruined the lives of millions of people -- and we are allegedly to blame,’ says Ukraine's president

Ukrainian president calls on the West to increase military aid to Ukraine, initiate talks with Putin

Ukrainian President Zelensky instructs attorney general to form special investigative commission to probe deadly crash

Immediately dismissed by the White House as the product of a "one-sided sham process"

Summit has been held up by numerous obstacles that highlight the difficulty of resolving the conflict

As Williams is scheduled to testify publicly next week along with Tim Morrison, a former White House aide