All things are relative to the period in which they occurred, compared to the Reformations in Europe and Scotland, England's population got off very lightly. Most of the troubles within England were caused by Spanish interference in which religion was used by the latter as a tool.
The 'English' Civil War was more focused on the power struggle between the King and Parliament, the religious leanings of the King were a side issue, recognised as representing a potential threat. That was why the original safeguards were further reinforced when the direct line Stuart's were finally given the boot in the 'Glorious Revolution' of 1688