This article describes and interprets the ebb and flow of religious liberty in Argentina from 1943 to 1955, concentrating on the restriction of Protestant liberties. Most authors have not included the situation of Protestants in their discussions of the first Perón regime, but since new source material on the subject has become available, it may be treated somewhat objectively. The following essay will evaluate the role of the Roman Catholic Church in the intricate developments which led to the coercion of Protestants and will examine the role played by General Perón during the last year of his first regime as it affected Roman Catholic and Protestant Christianity.