Stanisław Trzeciak: Polish Priest and Nazi Collaborator Who Spread Antisemitic Propaganda

World History: True Stories of the 20th Century · Apr 14, 2026 · 13m

Stanisław Trzeciak, a Polish Catholic priest and Nazi collaborator, became one of the most prominent voices spreading antisemitic propaganda during the Second World War. A Catholic priest turned ideologue of hate, Stanisław Trzeciak emerged as one of Poland’s most outspoken antisemites and Nazi collaborators during the Second World War. Educated across Europe and the Middle East, Trzeciak was once known for his academic and religious contributions. However, by the 1930s, he had become a prominent voice spreading conspiracy theories and antisemitic propaganda under the guise of Catholic…