Conversation so far:
What is the anti-registration movement?
Superhuman Registration Act, which required them to register with, and become agents of, the US government, Storm and his sister allied with the underground rebels.
What characters were Storm's allies?
Doctor Doom, Fantastic Four leader Reed Richards attempted to claim Doom's Latveria for the Fantastic Four, an act that alienated the United States government and his own team.
Did he have enemies?
CANNOTANSWER.
How did the anti-registration movement effect Storm's group?
CANNOTANSWER.

Question: Was Storm involved in any big battles or conflicts?
Self-contained rewrite: Was Storm involved in any big battles or conflicts?