Георгиевский трактат
He was involved in the negotiations that led to the 1783 Treaty of Georgievsk with Russia, placing the Georgian kingdom under the protection of Tsarina Catherine II. In 1784, Prince Chavchavadze was appointed as an ambassador to St Petersburg. He was welcomed in Russia, and Empress Catherine became a godmother at the baptism of his Petersburg-born son, Alexander, the future poet and general.