Government supporter shaking party axe? (3-5)

I believe the answer is:

tax-payer

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'government supporter' is the definition.
I know nothing about this answer so I can't tell whether this works.

'shaking party axe?' is the wordplay.
'shaking' indicates anagramming the letters.
'party'+'axe'='partyaxe'
'partyaxe' with letters rearranged gives 'TAX-PAYER'.

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I've seen this clue in The Sun.

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