Pyotr Dolgorukov (historian)
Russian historian and journalist / From Wikipedia, the free encyclopedia
Prince Pyotr Vladimirovich Dolgorukov (Russian: Князь Пётр Владимирович Долгоруков) (1816–1868) was a Russian historian and journalist known for his genealogical research and as a critic of the Imperial Russian government. His father was the general Vladimir Petrovich Dolgorukov.