What was the 2015 nuclear deal?

Related questions

1. How does US sanctions on Iran affect India?
2. How many nukes does China have?
3. How strong is Iran's military?
4. Does Syria have nuclear weapons?
5. Why are sanctions imposed?
6. Who signed the Iran deal?
7. Did the Iran nuclear deal pass?
8. What countries are under US sanctions?

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2. #after
3. #world
4. #france
5. #agreed
6. #alleged
7. #group
8. #germany
9. #efforts
10. #known
11. #nuclear
12. #years
13. #china
14. #programme
15. #develop
16. #tension
17. #weapon
18. #powers