Why Captain America and Iron Man are enemies?
after the incident where 3 supper heros cause the destuction of a a kindergarten school. the United stated of America saw it was time to put all those heros under the government control, follow that incident there were a line that were draw between supperheros, the one that support the Act, and those who agian it. Captain america just happen to be in the other side of the law. In the end Captain america lose his way, he forgot that his body were the property of the United stated of America. he himself does not have the right to be free,
there were a huge war between supper heros, In the end Capatin America surrender and were bought to court, half way there he were shot by a sinper, it mark the end of Captain america.
spoils
it seem that the punisher are take on the role of captian america now, dont know how it goes with Mr, killing-all-bad -guy now become the heros of america