Pyotr Mikhailovich Volkonsky

Prince Pyotr Mikhailovich Volkonsky Пётр Миха́йлович Волко́нский, tr. Pyotr Mikhaylovich Volkonskiy; 6 May 1776 – 8 September 1852) was an Imperial Russian military commander, General-Field Marshal (1843), Adjutant General to Alexander I, member of the State Council (1821).

Biography
Pyotr Volkonsky was born in St. Petersburg in 1776. Volkonsky participated in the plot to remove Paul I from the throne and became one of the closest advisors to Alexander I. He commanded the Russian troops in the Battle of Austerlitz.

He was Chief of Staff of the Acting Army from December 1812 and Chief of General Staff (1815-1823). Resigned after a conflict with the War Minister Count Aleksey Arakcheyev.

He was an Ambassador to the Coronation in Reims of Charles X of France in 1825. Afterwards, he was Minister of Imperial Court and Properties between 1826 and 1852.

The mineral volkonskoite was named in honor of him in 1831.