Open to Enlightenment ideas, and noted for his interest in hydrological engineering, Mourouzis was forced to deal with the intrusions of Osman Pazvantoğlu's rebellious troops.

In a rare gesture for his period, he renounced the throne in Wallachia, and his second rule in Moldavia was cut short by the intrigues of French diplomat Horace Sébastiani.

[3] Alexander was Grand Dragoman of the Porte under Sultan Selim III, in which capacity he helped mediate the 1791 Treaty of Jassy, ending the Russo-Turkish War of 1787–1792.

[9] News of the Craiova's destruction reached Bucharest and Mourouzis forbade fleeing the city; however, this did not prevent the boyars from sending their wealth into Habsburg lands for safekeeping.

[11] Powerless against the latter's destructive attacks, he asked to be relieved of his position, and, in a highly unusual gesture, paid off Ottoman authorities in exchange for his own replacement.

[14] During his rules in Bucharest, Mourouzis notably rebuilt the princely residence of Curtea Nouă, instituted a boyar office as centralized tax collection in the capital city, and increased the water supply by tapping sources in the Cotroceni area.

[5] During his first reign over Moldavia, Mourouzis notably passed a resolution clarifying the surface of land which boyars were required to allocate to peasants working on their estates.