The Cuban central bank issued new directives for virtual assets service providers operating in the country to increase regulation of the crypto industry. The move has led some to believe that Cubas crypto adoption might be a way for it to avoid U.S. sanctions. The Central African Republic adopted Bitcoin as a legal tender in a move designed to help improve its frail economy in the week of April 25. El Salvador made Bitcoin its national currency in September 2021. El Salvador also adopted Bitcoin in a similar move.
Source: https://cryptoslate.com/cuba-embraces-crypto-regulation-with-new-directive/