Waldensians were medieval heretics who maintained some of their original Catholic practices until they were then converted into Calvinists. Today they are Methodists.
Eaun Cameron has pointed this all out in several of his books - and he’s a Protestant. He even subtitles one section in a chapter about the Waldensians becoming Calvinists in the Reformation, “Introduction: The End of Heresy?” https://www.amazon.com/Waldenses-Rejections-Church-Medieval-Europe/dp/0631224971/ref=asap_bc?ie=UTF8
Medieval Heretics to Reformation Calvinists to modern Methodists. Just heresy under three different guises.
Now that the Waldensians have embraced same-sex marriage I don’t expect them to be around too much longer. https://www.pcusa.org/news/2010/9/7/italian-protestants-approve-same-sex-blessings/
“Today they are Methodists.”
Today they are Waldensians!
Italy: https://www.chiesavaldese.org
Your Pope recently asked for their forgiveness for persecuting and slaughtering them.