Background
In 1787, he was appointed Aide-de-camp to his father.
In 1787, he was appointed Aide-de-camp to his father.
Emperor Paul promoted him to Major General in 1799, the year when Kamensky chose to join Suvorov during the Swiss Campaign against Napoleon.
He distinguished himself at Eylau, for which he received the Order of Saint George. Thereupon he was sent with 8,000 soldiers to relieve the siege of Danzig but failed in his objective, losing as many as 1,500 men in the process. The following Battle of Heilsberg cost the lives of 1,700 soldiers under his command.
By the time the Finnish War — the most brilliant campaign of his career — broke out in 1808, Kamensky had a reputation for being reckless with his soldiers" lives.
lieutenant was he who came up with a daring plan of the Russian infantry"s crossing the frozen Gulf of Bothnia from Finland towards Umeå and Åland, which forced Sweden to cede Finland to Tsar Alexander. The war in the north over, Kamensky succeeded Bagration in charge of the Danube Army, which operated against the Turks in the Russo–Turkish War (1806–1812).
On 26 October 1810, he roundly defeated a 40,000-strong army of Osman Pasha at Vidin. The Russians lost only 1,500 men, compared with losses of 10,000 for their opponents.
On 4 February 1811, Kamensky caught fever and was transported to Odessa for convalescence, leaving Louis Alexandre Andrault de Langeron in command.
He died three months later at the age of 34. Kamensky is related to actress Helen Mirren, whose great-great-great-great-grandfather was his father.