Why did daylight savings start?

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Tags

1. #implementing
2. #preserve
3. #ahead
4. #zones
5. #clocks
6. #march
7. #established
8. #daylight
9. #provide
10. #united
11. #begin
12. #states
13. #enacted
14. #beginning
15. #summer
16. #energy
17. #saving
18. #standard
19. #january