The Edict of the Russian Tsar was a UKASE, which is a type of legal document issued by the Tsar of Russia. It was issued in 1721 and was a proclamation that established the Russian Orthodox Church as the official religion of the Russian Empire. The Edict also granted certain rights to the nobility and clergy, and it set out the structure of the government. The Edict of the Russian Tsar was an important document in the history of Russia and had a lasting impact on the country's culture and politics.