What was the last year of the World's Fair?

Related questions

1. What is the meaning of Expo 2020?
2. Is there still a world fair?
3. Is there still a world expo?
4. What is the theme of Dubai Expo 2020?
5. What is EXPO FOR react native?
6. What is the purpose of an Expo?
7. Will Dubai become a ghost town?
8. How often is World Expo?
9. How will Dubai Expo 2020 make the world a better place?
10. Where is the next World Expo being held?

Tags

1. #haven
2. #moved
3. #ferris
4. #events
5. #fairs
6. #introduced
7. #broadcast
8. #chicago
9. #world
10. #america
11. #global
12. #actually
13. #eiffel
14. #built
15. #cultural
16. #inaugurated
17. #disappear
18. #tower
19. #television
20. #wheel
21. #anywhere
22. #paris