A secular state is wise, regardless of the nation in question.
This is not sudden: They’ve been talking about this for some time now. But it is a smart way to move forward on the world stage and make things better for their people. Religion has a place in culture but the kinds of decisions required of governments don’t always work well when held to strictly religious precepts, which are not designed for the kinds of questions modern governments have to contend with.
Humanity has learned a few things through the centuries. Wisdom, whatever its source is to you, is discernment.