1. Russian socialist revolution happened in two phases in March 1917 and in November 1917.
2. They planned rapid industrialization and collectivization of agriculture.
3. Thousands of large farmers resisted collective farms.
4. After initial period of decline agricultural production soon rose.
5. All industries were owned by state which sold products to the consumers directly.
6. The USSR achieved full employment for all its citizens and improved their standards of living.
7. It also managed to universalise literacy and primary education.
Challenges faced by them :
1. Rapid construction led to poor working conditions.
2. Low standard of living.
3. Unemployment.
4. Lack of educational facilities.
5. Lack of proper health care.