What Calendar Did Russia Use Until February 2025 Usa. In russia, the gregorian calendar was adopted on february 24, 1918 by the decision of the new soviet authorities and vladimir lenin in particular. The adoption of a new calendar system in russia was a decision that stemmed from political changes.

He did this to keep in step with the rest of the world. Lenin, leader of the bolshevik revolution, officially changed russia’s calendar to the gregorian in 1918.