It follows fresh proposals by the European Commission to unlock $105 billion to support Ukraine.
The freezing of assets was illegal, Dmitry Peskov noted
With US aid stalled, only Moscow’s immobilised billions can keep Ukraine fighting.
The European Commission proposed using $163.2 billion of Russia's frozen assets as a loan to help Ukraine defend itself against its neighbor.
But Belgium, a vocal critic of the plan to use Russian assets to back Ukraine, says its concerns have not been resolved.
Bruselas y Berlín aumentan la presión sobre Bélgica para que acepte el uso del dinero de Moscú para financiar las necesidades civiles y militares de Kiev
Ukraine’s allies in Europe are trying to find support for harnessing frozen Russian assets again