Dmitri N. Kozak, who has said privately that the invasion was a mistake, has lost power to another senior Putin ally, Sergei V. Kiriyenko, who has embraced the military action.
Dmitri N. Kozak, who has said privately that the invasion was a mistake, has lost power to another senior Putin ally, Sergei V. Kiriyenko, who has embraced the military action.
Dmitri N. Kozak in Beijing in 2019. Mr. Kozak told associates this year that he had presented President Vladimir V. Putin with a proposal to stop the fighting in Ukraine, Kremlin insiders said.