Around 4,000 people participated in a demonstration in central Prague on Saturday to demand legalization of marijuana in the Czech Republic. Organizers of the protest were calling for the legalization of growing marijuana for personal recreational and medical use. The police detained seven people for drug-related offenses. The procession from Charles Square to the Žižkov neighborhood was part of a global Marihuana March and was taking place for the 16th time in Prague. According to the latest poll by the Ipsos agency, 53% of Czechs agree with recreational use of the drug. Prescription marijuana for medical purposes was recently legalized in this country.