Now legal in the `` de jure '' sense , it was to apply Giving to all the territories of the Empire except for the Ecclesiastical principalities , and some of the cities in those ecclesiastical states , where the question of religion was addressed Statement under the separate Forming_relationships principles of the `` reservatum ecclesiasticum '' and the `` Declaratio Ferdinandei '' , which were also part of the Peace of Augsburg .

Finally , after 11 days , the Umayyad army reached Arriving the Jaxartes , where it was caught between the Türgesh and the forces of the native Transoxianian principalities .

Consequently , one after the other , the Serbian principalities that were not already Ottoman vassals became Becoming so in the following years .