Bruinsma rose to become the most powerful drug trafficker in the Netherlands during the 1970s and 1980s, building a criminal organization that dominated the European drug trade at a time when Amsterdam was emerging as a major transit hub. His operation was notable for its scale, its corruption of law enforcement, and its reach across international networks. His violent death at the hands of a former police officer underscored the deep entanglement between organized crime and institutional authority that defined his era.

His career traced the arc of late-Soviet and post-Soviet organized crime, from building Chechen gang networks in Moscow in the early 1980s to seizing control of major commercial territories as the state's grip weakened. By forcing rival organizations out of the capital following a sustained turf war, his alliance demonstrated how criminal groups could exploit the institutional chaos of the Soviet collapse to consolidate genuine urban power. His later entanglement in Chechen separatist politics — joining a coup attempt against Dudayev — illustrated how the boundary between organized crime and armed political conflict had become nearly indistinguishable in that era.