Caradja became a champion of the Moldavian boyardom, which asked the great powers to endorse the reunification with Bessarabia. He tried to persuade Metternich, through Gentz, to discuss Bessarabia at the Congress of Vienna, but was advised to drop the issue.
Caradja became a leading figure in the Moldavian aristocracy, which sought the backing of the great powers for a reunion with Bessarabia. He tried to persuade Metternich through Gentz to include Bessarabia on the agenda at the Congress of Vienna, but was cautioned against pursuing the matter.