While the relatively lenient stance of the archbishops of Salzburg had allowed the creation of small pockets of Protestantism in their lands since the Protestant Reformation, the remaining Protestants were oppressed more harshly during the Habsburg rule of the 19th century.
Kuigi Salzburgi peapiiskoppide suhteliselt leebe hoiak võimaldas nende maadel reformatsioonist alates väikeste protestantismipesade loomist, rõhuti järelejäänud protestante Habsburgide võimu all 19. sajandil karmimalt.