The history is a bit more complex and contentious than Foolestroupe's post says. In Scotland, resistance to the state telling people how to run their religion got Mary Queen of Scots deposed, motivated three or four civil wars in the 17th century and was still provoking riots by 1800. From the other side, virtually all the splits in the Scottish church were caused by pressure from the state, with one faction conceding and another resisting. The result really needs to be put on a T-shirt:

Schisms in the Church of Scotland since 1700