 On November 23, 1803, Vasily Vyazemsky acceded to the rank of Major General.He participated in an expedition to the Septinsular Republic in a campaign to Naples, where he fought with the Montenegrins at New Ragusa against the army of Napoleon.His courage during the Russo-Turkish War of 1806–1812 was noted by the command, and he was awarded the Order of Saint Anna of the 1st degree.