In 1765 the Grand Principality of Transylvania was proclaimed , consolidating the separate status of Transylvania within the Habsburg Monarchy established by the 1691 Diploma Leopoldinum .
From 1711 onward , Habsburg control over Transylvania was consolidated and Transylvanian princes were replaced with Habsburg imperial governors .
In 1765 the Grand Principality of Transylvania was proclaimed , consolidating the separate status of Transylvanian within the Habsburg Monarchy established by the 1691 Diploma Leopoldinum .
From 1711 onward , Habsburg control over Transylvania was consolidated and Transylvanian princes were replaced with Habsburg imperial governors .