Catastrophic failure of the war on drugs

This vast unethical trade is co-created by politicians, including President Duque of Colombia, who back a policy of global prohibition, writes Danny Kushlick. In time-honoured fashion we see the tired trope of cocaine users’ responsibility for violence in Colombia ( Colombian president says middle-class cocaine users are hypocrites, 18 June). It is 10 years since the UK and Colombian governments launched their “Shared Responsibility” campaign to highlight links between users an