"We love to see superheroes fight, whether to protect innocent people from supervillains or to save the world. But superheroes also fight each other, and if we can look past the energy blasts and earth-shattering punches, we can find serious disagreements over principles and ethics. This was certainly the case when Captain America and Iron Man went head-to-head over liberty and security in Marvel Comics' epic 'Civil War' storyline, a fictional allegory to post-9/11 America (as well as the basis for the third Captain America film)."--Back cover.