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 rose to prominence as a champion of the Moldavian nobility, which advocated for the reunification with Bessarabia and sought support from the major powers. He attempted to persuade Metternich through Gentz to discuss Bessarabia at the Congress of Vienna, but was advised against pursuing the issue.