Anti-Protestantism is bias, hatred or distrust against some or all branches of Protestantism and/or its followers, especially when amplified in legal, political, ethic or military measures.
Luther as the Devil's Bagpipes by Eduard Schoen, circa 1535
Auto-da-fé of Valladolid, Spain, in which fourteen Protestants were burned at the stake for their Lutheran faith, on 21 May 1559
The Bartholomew's Day massacre
Piedmontese children forced from their parents (October 1853, X, p. 108)
The Council of Trent, held between 1545 and 1563 in Trent, now in northern Italy, was the 19th ecumenical council of the Catholic Church. Prompted by the Protestant Reformation at the time, it has been described as the embodiment of the Counter-Reformation.
Council of Trent, painting in the Museo del Palazzo del Buonconsiglio, Trento
Pope Paul III, convener of the Council of Trent
The Council, depicted by Pasquale Cati (Cati da Iesi)
Chemnitz, a Lutheran