Superhero comics Innocent" and the investigations of The Senate Subcommittee hearings on juvenile delinquency. Beginning in the 1950s, DC began publishing revised versions of their 1940s superhero characters such as The Flash and Green Lantern with more of a science fiction focus. Marvel Comics followed suit in the 1960s, introducing characters such as Spider-Man, the Fantastic Four, the Hulk, Thor, the X-Men and Iron Man who featured more complex personalities which had more dramatic potential. Superhero Comics became much more political and dealt with social issues such as the short-lived run of "Green Lantern/Green Arrow" by Denny O'Neil and Neal Adams and
Power Comics integrate elements of American superhero comics into mainstream British comic publishing, motivated by the huge success of Stan Lee's line of Marvel Comics in the USA. Besides reprinting many of Marvel's most popular series such as Spider-Man and the X-Men, there was also an attempt to create a home-grown British superhero: firstly with Johnny Future, who appeared in "Fantastic" prior to its merger with "Terrific"; and subsequently with 'Tri-Man', who appeared in "Smash" after its merger with "Fantastic". As well as drawing heavily on Stan Lee's creative output, Power Comics also attempted to emulate Lee's chatty style and community building