Who ordered the Berlin Wall to be built?

Related questions

1. What was the Berlin Wall known for?
2. Is Alexanderplatz in East or West Berlin?
3. Does the Berlin wall still exist?
4. Which side of the Berlin wall had graffiti?
5. Why was the Berlin Wall taken down?
6. What was the purpose of the Berlin Wall and what did it symbolize?
7. Who actually tore down the Berlin Wall?
8. Why did Russia built the Berlin Wall?
9. Who are the two guys kissing on the Berlin Wall?
10. Why was the Berlin Wall put up in the first place?

Tags

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2. #answers
3. #provides
4. #soviet
5. #august
6. #walter
7. #newly
8. #nikita
9. #berlin
10. #construction
11. #document
12. #discovered
13. #russian
14. #khrushchev
15. #ultimately
16. #whether
17. #argued
18. #historians
19. #german
20. #counterpart
21. #leader
22. #responsible