When did Wesley Crusher become an ensign?

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Tags

1. #misses
2. #enterprise
3. #field
4. #grants
5. #later
6. #entrance
7. #assists
8. #during
9. #ensign
10. #second
11. #promotion
12. #hostile
13. #episode
14. #lwaxana
15. #deanna
16. #academy
17. #picard
18. #which
19. #rescuing
20. #ferengi
21. #chance
22. #riker