Marcin Krowicki was a Polish Catholic priest, then from 1551 Calvinist, then finally from 1562 Unitarian. He was one of the translation team for the original Pinczow Bible. He was one of those who argued against a fully pacifist stance in the Polish Brethren. He published in Vilnius in 1561 Obraz własny antykrystów identifying the Catholic Church as the antichrist. He then became schoolteacher in Podlachia

Podlachia

Podlachia, Podlasie or Podlesia is a historical region in the eastern part of Poland and western Belarus. It is located between the Biebrza River in the north and its natural continuation to the south — the Polesie area...

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