The last decade has been an interesting one for Nick Fury. After playing a major role in books like Secret Warriors, Fury went through a series of retcons and reinventions that briefly turned him into a cosmic-level character, losing a lot of what made the character memorable in the first place. Now, it seems like Marvel is officially retiring Nick Fury, and creating a greater spotlight for his successor.
Source:https://www.cbr.com/nick-fury-original-departure-marvel/