Why were the white walkers created?

Related questions

1. Why does Valyrian steel kill White Walkers?
2. What do the white walkers want?
3. Why did children of the forest create White Walkers?
4. What does the name Sansa mean?
5. What race are the Dothraki?
6. Why do the white walkers take babies?
7. What is the Dothraki sacred city called?
8. Who is the leader of the Night Walkers?
9. What is the Dothraki language based on?
10. Who are Arya by caste?

Tags

1. #chests
2. #thousands
3. #against
4. #daggers
5. #create
6. #protection
7. #their
8. #walkers
9. #pressed
10. #first
11. #slaughtering
12. #years
13. #tribe
14. #children
15. #dragonglass
16. #cutting
17. #forest
18. #these
19. #white
20. #created
21. #sacred
22. #trees