Full Idea
One historically influential solution to the discord unleashed by the fact of religious diversity was to institutionalise the principle of toleration by separating church and state.
Gist of Idea
Religious toleration has been institutionalised by the separation of church and state
Source
Andrew Shorten (Contemporary Political Theory [2016], 03)
Book Reference
Shorten,Andrew: 'Contemporary Political Theory' [Palgrave 2016], p.47
A Reaction
In 2018 Britain we still have an established religion (Anglicanism - Episcopalianism in the US), but toleration has arrived with the decline of religious belief. It must still be tough for Muslims, Jews etc to see a different religion as the official one.