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. (6 ene 1921 año – 2 dic 1921 año)
Añadido al timeline:
fecha:
6 ene 1921 año
2 dic 1921 año
~ 11 months
