Why is US dollar the global currency?

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Tags

1. #foreign
2. #nearly
3. #transactions
4. #dollar
5. #accepted
6. #currencies
7. #throughout
8. #percent
9. #currency
10. #trade
11. #global
12. #central
13. #international
14. #known
15. #euros
16. #quarter
17. #third
18. #reserves
19. #world