Mental health Dx's can readily be politicized, which is a recurrent danger. The old Soviet Union proved that by hospitalizing their dissidents, whom they deemed too crazy to realize the perfection of the Soviet system.
ODD, of course. lies at the mildest and developmentally earliest point on a spectrum that ranges through Conduct Disorder to Antisocial Personality Disorder. The Personality Disorders are already being used as a pretext for preventive detention of certain offenders who are held in confinement in "treatment facilities" for years beyond the expiration of their criminal sentences.