1921 - By the beginning of 1921, money has lost 96% of its pre-war value; industrial production has fallen to 10% of its 1913 level. The population of Petrograd has fallen from 2.5 million in 1917 to 600,000 in 1920. (1 janv. 1921 – 31 déc. 1921)
Ajouté au bande de temps:
Date:
1 janv. 1921
31 déc. 1921
~ 12 months
