From 2001, possession of drugs changed from a crime to a civil offence, if the quantity involved was less than for a ten-day personal supply. Law applied to both 'hard' and 'soft’ drugs
From 1930s until 1975, Portugal was ruled by a right wing dictatorship as a 'closed' and strictly regulated society
After revolution in 1975 Portugal become a democracy and the increased openness of the country led to a large influx of drugs. Portugal had the highest rates of heroin addiction in Europe as well as rising rates of HIV from needle sharing.
The thinking behind the decriminalisation was that drug use should be regarded as a public health issue aimed at harm reduction, rather than an issue for the Criminal Justice System. Users are referred to health and other support services, rather than being prosecuted.
Since the change, drug us has Galen and death from drugs -now lowest in Europe