Please decide; is Greasy Zelensky a young Winston Churchill or is he more like George Washington?
Your word "greasy" is unacceptable in any political or social context.
Whomever it's aimed at, it's considered racist or phobic, in Zelenskyy's case, anti-Semitic & anti-Ukrainian.
This brings us back to Free Republic, which I've been trying to introduce you to:
Established in 1996, Free Republic is one of the earliest and largest online gathering places for independent, grass-roots conservatism on the web...
Please enjoy our forum, but also please remember to use common courtesy when posting and refrain from posting personal attacks, profanity, vulgarity, threats, racial or religious bigotry, or any other materials offensive or otherwise inappropriate for a conservative family audience."
Setting that aside -- as for who Zelenskyy compares to historically, take your pick: if Ukraine loses to Russia, then Zelenskyy will be comparable to the loser leaders of:
On the other hand, if Ukraine defeats Russian invaders, then they can be compared to every successful War of Independence from time immemorial to the present day, an even longer list, including the eventual fates of countries noted above.
But none of it has to do with "greasy" or any other personal derogatory terms you might throw out for Ukrainians.