The Division 2 will include eight person end-game raids
https://www.polygon.com/e3/2018/6/11/17450952/the-division-2-eight-person-end-game-raids
During the Ubisoft E3 2018 press conference, Julian Gerighty the creative director on The Division 2 to give fans their first real information on the game including the announcement of end-game eight person raids.
The raids will be delivered post release as DLC for the game. “We will be launching three DLCs in form of episodes. each one will bring new story new areas to explore and new activities. and the best part: all of these episodes will be completely free for everyone,” Gerighty said during the conference. Each of these raids will be set after the events of the game’s main story.