Prince Grigory Grigoryevich Orlov was a favourite of the Empress Catherine the Great of Russia, Prince of the Holy Roman Empire (1772), state and military figure, collector, patron of arts, and General-in-Chief.
А. I. Chorny (Chernov). Portrait of Count G. G. Orlov. Hermitage Museum
Peter III Fyodorovich was Emperor of Russia from 5 January 1762 until 9 July of the same year, when he was overthrown by his wife, Catherine II. He was born in the German city of Kiel as Charles Peter Ulrich of Schleswig-Holstein-Gottorp, but he was a grandson of Peter the Great and a great-grandson of Charles XI of Sweden.
Portrait of Peter III by Georg Christoph Grooth, 1743
Peter's letter to his wife in French from 1746, the language of the Russian aristocracy