''See also:'' [[Causes of desecularization]] and [[Growth of global desecularization]]
There are a number of causes of global desecularization (see: [[Causes of deseculrizationdesecularization]]).
Citing the work of the French researcher Gilles Kepel who wrote the book ''The Revenge of God'' and the work of Harvard University political scientist Samuel Huntington, who authored the work ''The Clash of Civilizations'', the Christian ministry Tomorrow's World declared: