The Americanist heresy, then and now

Cathedral_Basilica_of_the_Immaculate_Conception_in_Denver_CO_Credit_Pascal_Pollei_via_Flickr_CC_BY_NC_20_CNA_7_1_15A discussion with a priest-historian about “Americanists,” who were subjects of an 1899 encyclical, Testem benevelentiae nostrae, of Leo XIII — Catholics so affected by American culture that they were no longer authentically Catholic. Are we in Part II?