Upsetting a fascist party in power is acceptable (12)

I believe the answer is:

satisfactory

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'is acceptable' is the definition.
(synonyms)

'upsetting a fascist party' is the wordplay.
'upsetting' is an anagram indicator.
'party' becomes 'tory'.
'a'+'fascist'='afascist'
'afascist' anagrammed gives 'satisfac'.
'satisfac'+'tory'='SATISFACTORY'

'in power' is the link.
I am not very happy about this link. Some or all of it may belong to another bit of the clue.

Can you help me to learn more?

(Other definitions for satisfactory that I've seen before include "Good enough" , "Acceptable - adequate" , "Meeting expectations" , "fine" , "Up to scratch" .)

I've seen this clue in The Guardian.

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