The move comes after an increasing number of small but vocal protests have been staged against the military operations in Afghanistan....
In the capital Ankara, 2000 police will be on duty protecting important mosques. The heightened security measures have been taken after suggestions that some illegal organisations could provoke protests after the midday prayers.
On Thursday, some four hundred students the Istanbul University staged a protest against the war in Afghanistan.
Last week, a group of more than three hundred people held a protest against the US after the Friday prayers at the historic Beyazit mosque in Istanbul, with a dozen of the demonstrators being detained by police.