<P> The wars listed were the most severe in casualties; the remaining religious conflicts in Europe lasted for only a few years, a year, or less and / or were much less violent . Huguenot rebellions were possibly the most damaging conflict after the German Peasants' War and may have taken up to 100,000 lives . </P> <P> At the Reformation's zenith around 1590, Protestant governments and / or cultures controlled about half of the European territory; however, as a result of Catholic reconquests, only about one fifth was left in 1690 . </P>

Which country experienced fighting between catholic and protestants for nearly 40 years