When was Petrograd renamed?

Related questions

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2. Where did Leningrad take place?
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4. What happened in Leningrad during ww2?
5. Who changed the name of Stalingrad?
6. What does Volgograd mean?
7. What does the E stand for in VE Day?
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9. What happened at Leningrad and Stalingrad?
10. Why was Stalingrad renamed Volgograd?

Tags

1. #after
2. #leningrad
3. #german
4. #collapsed
5. #confusingly
6. #vladimir
7. #union
8. #surrounding
9. #region
10. #world
11. #again
12. #beginning
13. #petrograd
14. #sounded
15. #known
16. #named
17. #soviet
18. #because
19. #renamed
20. #oblast
21. #death
22. #lenin
23. #petersburg
24. #still
25. #became