Russian ruler (4)
'russian ruler' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for tsar that I've seen before include "Once-powerful Russian" , "Tyrant" , "Person in charge" , "Russian monarch" , "Russian ruler (S, not Z)" .)
'russian ruler' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for lenin that I've seen before include "Vladimir Ilich Ulyanov" , "Revolutionary man" , "First Soviet leader" , "Marxist theoretician" , "Vladimir Ilyich Ulyanov, d. 1924" .)