Peter the Great (or Peter the Terrible, same guy but serious he played a major role in the Russian's history!) Catherine the Great, Nicholas Romanov (last)
Going back over tsarist history the main ones include:
Russia.
50
a Leader
None, because czars were the kings in Russia.
russia
Czars
A Boyar
Princes and Czars did change the territory of Russia because they wanted more power and influence.
Czars were no longer in Russia
Prior to people like Lenin and Stalin as well as Putin coming to power Russia was ruled by a system of Czars. In total the country had 19 Czars.
Russia was an absolute monarchy ruled by emperors known as Czars.
Tzars (Czars, Tsars) were the monarchs of Russia before the Russian Revolution in 1917.