To accord peace to the world on the basis of uti possidetis.
A truce, on the basis of uti possidetis, signed at Adrianople on the 19th of June 1547 for five years, between the sultan, the emperor and Ferdinand I.
After a series of indecisive engagements Venice broke from the league and, under the mediation of France, concluded a treaty with the Porte practically on the basis of uti possidetis (March 7, 1 573).
His treatise De rationali et ratione uti is more interesting as a display of the logical acquirements of the age than as possessing any direct philosophical bearing.
During the six following years the sultan still further improved his position, capturing, amongst many other places, Pecs, and the primatial city of Esztergom; but, in 1547, the exigencies of the Persian war induced him to sell a truce of five years to Ferdinand for £100,000, on a uti possidetis basis, Ferdinand holding thirty-five counties (including Croatia and Slavonia) for which he was to pay an annual tribute of £60,000; John Sigismund retaining Transylvania and sixteen adjacent counties with the title of prince, while the rest of the land, comprising most of the central counties, was annexed to the Turkish empire.