Catherine the Great
Catherine the Great was the Russian ruler who was admired by the philosophes during the revolution. She reigned from 1762 to 1796.
A Russian ruler was called a Tsar or Czar, depending on your preferred spelling.
tsar
Czar
Bolsheviks
Czar
the ruler of Russia
All pre 1917 Russian rulers were czars. It's the Russian term for 'king'.
the ruler of russia
President of the Russian Federation .
Nickolas Romanov II was that ruler.
Stalin