After the death of his father in 1765, he became emperor and was made co-regent by his mother in the Austrian dominions. As emperor, he had little true power, and his mother had resolved that neither her husband nor her son should ever deprive her of sovereign control in her hereditary dominions. Joseph, by threatening to resign his place as co-regent, could induce his mother to abate her dislike for religious toleration.
After the death of his father in 1765, he became emperor and was made co-regent by his mother in the Austrian dominions. As emperor, he had little true power, and his mother had resolved that neither her husband nor her son should ever deprive her of sovereign control in her hereditary dominions. Joseph, by threatening to resign his place as co-regent, could induce his mother to abate her dislike for religious toleration