A born undemocratic leader, abandoning throne, principally? (9)

I believe the answer is:

abdicator

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'a born undemocratic leader' is the definition.
The definition and answer can be both people as well as being singular nouns.
Maybe you can see an association between them that I don't see?

I can't explain the rest of the clue.

Can you help me to learn more?

(Other definitions for abdicator that I've seen before include "one to step down" , "one to resign" , "I give up!" .)

I've seen this clue in The Independent.

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