Particularly, the famous Moldavian coup-d'etat when the Zaporizhian leader Ivan Pidkova overthrew the Ottoman-installed Hospodar of Moldavia Peter the Lame in 1577 under a pretense of being related to the beheaded brother John III the Terrible.
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Among his forefathers are registered Christians (peasants) and registered Cossacks in the Russian Empire, descendants of Cossacks of Ukrainian Rus.