article_snippet: It's based on a story arc from almost a decade ago, which tackled issues of freedom versus security, with the two heroes going toe to toe against one another.
article_snippet: If you look at the ideas that that story had, Iron Man thought superheroes should have to register with the government, and become something of a police force.
article_snippet: Captain America thought that that was restricting the central freedoms of America.
article_snippet: It was a debate of security versus freedom.
article_snippet: this one affects every character in one way or another, and this one deals with some central issues to the modern world.