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Vladimir Putin's Russia has barred a lot of things in recent years. Some of the restrictions alarm human rights watchers, while others are more amusing to outside observers.
Russia's media and technology watchdog has the power to shut down any website it views as illegal, without a court order.
The law is designed to protect children from harmful content, but it has been criticized by Reporters Without Borders for its lack of transparency. Sections of Wikipedia have been taken down because of information related to drugs and suicide. Reddit was recently threatened with a ban over a single drug-related thread.