Justice League

The Justice League, is a team formed by Batman. The team came to be, after they where inspired by the heroics of Superman, in his death vs Doomsday. The team consists of Batman, The Flash, Aquaman, Green Lantern, Wonder Woman, Green Arrow, and Superman.

Green Lantern
While Green Lantern, was once again, on a mission in Gotham, Batman recruited him. Green Lantern, and Batman discuss the team, and how it will shape out. Green Lantern, then gladly accepted Batman's offer.

Green Arrow
Also, while on mission in Gotham. Batman approached the emerald archer, and asked if he wanted to join the team he was forming. Green Arrow accepts it, and then heads out with Batman to go on mission with each other.

Wonder Woman
Although, she has not been seen since her the day of her recruit, she accepted Batman's offer, rather quickly, and has now dissapeared back to her homeland of Themyscira to discuss this with her mother, Queen Hippolyta.

Aquaman
Aquaman declined Batman's offer when they first met. Mera convinced Aquaman to join the Justice League, and helped the Justice League fight Brainiac's forces.

The Flash
To be added.