The TSAR was the ruler of Old Russia. The term TSAR is derived from the Latin word Caesar, which was used to refer to an emperor or a supreme ruler. The TSAR was the absolute monarch of Russia and had complete control over the country. The TSAR was the head of state and held all executive, legislative, and judicial powers. The TSAR was also responsible for appointing government officials and making laws. The TSAR was the symbol of the Russian Empire and was seen as a divine figure.