Career
Yashvil took part in a number of significant military campaigns, including during the French invasion of Russia, the Russo-Turkish War (1787–1792) and the Kościuszko Uprising. Yashvil was born to an émigré Georgian noble family of Iashvili. He had an older brother Vladimir, who would also rise to the rank of a General and become personally involved in the assassination of Emperor Paul I of Russia.
Yashvil graduated from the cadet corps as an artillery officer in 1786 and took part in the Russo-Turkish War (1787–1792), Polish campaign of 1794, and the wars against Napoleonic France (1805, 1806-1807).
He was promoted to major general in 1808. During Napoleon"s invasion of Russia in 1812, he first commanded the 4th artillery brigade and for his conduct at the rearguard actions received the rank of lieutenant-general in July 1812.
Following the French retreat from Russia, Yashvil was appointed commander of the Russian artillery, a position he maintained throughout the 1813-1814 campaigns. After the war with the French, Yashvil served as a commander of artillery within the 1st army from 1819 until his retirement, as a general of artillery, in 1832.
Prior to that, he took part in suppressing 1830-1831 November Uprising in Poland.
He died in Kiev and was buried at the Vydubychi Monastery.