Question

so I have to write an essay on Regeneration; Pat Barker, we had to make our own question, and mine is: In her novel, Regeneration, Pat Barker uses the character of Rivers to convey her criticism of war and the treatment of the mentally ill. I've got some points, but I'm not sure how organise it, since they overlap so much. I've got as my themes; the impact of war upon the individual and the nature of madness