The most crypto friendly countries are Japan ,Sweden, Venezuela, Estonia, Germany, United states, Canada, United kingdom,Zimbabwe,  Russia etc  and the crypto unfriendly countries are South korea,,France,China, Algeria etc; Japan has shown strong support for blockchain .Swedish government is the first to issue its own central bank cryptocurrency . Venezuela is leading the charge for mass adoption of crypto's .  The crypto unfriendly countries are South Korea,France.China,Algeria etc.South korea has traded high volumes of cryptocurrency before the crackdown .