the second turkish war (1787-92) and the swedish war with gustavus iii (1788–90) heaped fresh burdens on his already heavily laden shoulders, and he suffered from the intrigues of his numerous jealous rivals, including the empress's latest favorite, a. m. mamonov. all his efforts were directed towards the conclusion of the two oppressive wars by an honorable peace. the pause of verela with gustavus iii (14 august 1790) was on the terms dictated by him. on the sudden death of potemkin he was despatched to jassy to prevent the peace congress there from breaking up, and succeeded, in the face of all but insuperable difficulties, in concluding a treaty exceedingly advantageous to russia (9 january 1792). for this service he received the thanks of the empress, the ribbon of st andrew and 50,000 roubles.