Politicized American 'psychiatry' and 'science' when it becomes overtly political seeks to destroy or invalidate individuals who do not share the psychiatric or scientific establishment's views.
He who is deemed mentally ill is the individual who has not compromised his individuality for the sake of functionality in that institutionalized society. Therefore, he is considered deviant even if he is normal and the society itself is abnormal. FDRs and LBJs 'lunatic fringe'.