To cheers, Mr Wilders declared that Germans, too, needed to defend their identity against Islamisation.

ECONOMIST: Why Geert Wilders is a problem, not a solution

Aside from bearded police and veiled television announcers, there is little sign of greater Islamisation.

ECONOMIST: Egypt

For ten years, Mr Turabi supplied the brains, the vision and the organisational skill to pursue Islamisation.

ECONOMIST: Sudan: Palace coup | The