introduced two well known superheroes to life: Superman and Batman.

in time the greatest superheroes that everyone truly love and remember them are Super man the man of steel, Batman the dark knight. For superman his first comic Book was launched in Action Comics #1 on April 18, 1938 (cover dated June), an event which began the Golden Age of Comic Books.Siegel and Shuster had tried for years to find a publisher for their Superman character—conceived initially as a newspaper strip. Superman was originally a bald madman created by Siegel and Shuster who used his telepathic abilities to wreak havoc on humanity. and in Batman His comic Book was called "Detective Comics" (later retitled as Batman Detective Comics) is an American comic book series published by Detective Comics, later shortened to DC Comics. The first volume, published from 1937. is best known for introducing the superhero Batman in Detective Comics #27 (cover-dated May 1939).

The Justice league

The Justice League is an all-star ensemble cast of established superhero characters from DC Comics' portfolio. Diegetically, these superheroes usually operate independently but occasionally assemble as a team to tackle especially formidable villains whiich their first villain name "staro" a space starfish that can control anyboy with the help of his minions controlling them in their face.with the team being central to their identity. The cast of the Justice League usually features a few highly popular characters who have their own solo books, such as Superman, Batman and Wonder Woman alongside a number of lesser-known characters who benefit from exposure. The Justice League was created to boost the profiles and sales of said characters through cross-promotion and helped develop the DC Universe as a shared universe, as it is through teams like the Justice League that the setting's characters regularly interact with each other.

Teenttians

A group of young heros like robin the boywonder,cyborg,starfire,beast boy raven and kid flash have join to togther to define the world when the justice league are in great trouble. And in their first comic which wasnt really their story but as in their first appearances in "The Brave and the Bold #54" (July 1964).