Short answers, pulled from the story.
China enforced a complete prohibition on mining and trading effective the 24th of September 2021 after years of gradual restrictions. The People's Bank of China issued its first regulatory step by prohibiting financial institutions from handling bitcoin transactions in 2013. By September 2017, cryptocurrency exchanges in that nation were effectively banned with 173 platforms closed down by July 2018.
El Salvador became the first nation globally to recognize Bitcoin as legal tender through legislation passed on the 8th of June 2021. The law took effect on the 7th of September 2021 allowing citizens to pay taxes and purchase goods with digital coins. The Central African Republic voted for similar adoption on the 22nd of April 2022 making Bitcoin official money until repealing it in April 2023.
The Internal Revenue Service in the United States classifies bitcoin as property for tax purposes. This classification means every sale triggers a taxable event similar to selling stocks or real estate. Businesses operating substantial volume must register as money services businesses and enforce strict compliance programs.
The Central Bank of Nigeria banned all bank transactions involving bitcoin in January 2017 and reinforced this stance in February 2021. Some nations like Nigeria banned all bank transactions involving virtual currencies in January 2017 only to reiterate that prohibition in February 2021. Any breach carries penalties defined by existing laws under Article 117 of the official journal entry from December 2017.
El Salvador became the first nation globally to recognize Bitcoin as legal tender through legislation passed on the 8th of June 2021. The law took effect on the 7th of September 2021 allowing citizens to pay taxes and purchase goods with digital coins. During the first month, 12 percent of consumers used the currency though 93 percent of surveyed companies reported receiving no payments.