Copenhagen's Pusher Street, where cannabis was sold over the counter, was closed after four murders in three years. The libertarian enclave of Christiania, in the heart of Copenhagen, is making a clean sweep by demolishing the street.

In 1971, hippies created the “free city” in a former abandoned barracks to create a commune, which, according to its statutes, “belongs to everyone and to no one” and where every decision is, still today, taken collectively.