As facts are few and far between hypothesis denies all logic as to what precisely, er, led to her demise. For what appears sheer grandiosity, no legacy remains except her crumbling ruins on which these words were found engraved:

Politzania
Politzania
Long live Politzania
Politzania
Politzania
God save Politzania

Now these ancient Politzanians as far as archeologists have traced had most thoroughly convinced themselves they were a superior race. Quite a ridiculous notion, granted, however if we assume her sister rivals rose to quell such monstrous claims, I most humbly submit her unpleasant end is satisfactorily explained.

Politzania
Politzania
Long live Politzania
Politzania
Politzania
God save Politzania

Those citizens who questioned, those suspect harborers of doubt, were brought before a panel of the Ministry of Health.
They were tested and encephalographed
'Til rendered quite insane
When in accordance with the laws
They reprocessed their brains
They reprocessed their brains ha ha ha ha
They reprocessed their brains