Old imperial title

The answer to the crossword question “Old imperial title is TSAR” is the word “Tsar”. This word is derived from the Latin word “Caesar” and is related to the English word “czar”. Tsar is an old imperial title that was used in Russia and other countries that were once part of the Russian Empire. It was used to refer to the monarch or emperor who ruled over these regions. The title of Tsar was abolished in Russia after the Russian Revolution of 1917, and today it is no longer in use in any country.