March 25 (April 6) 1812, in the family of the landowner I. Yakovlev and a German Henrietta Wilhelmina Luisa Haag was born Alexander Herzen, future Russian author, philosopher, writer of political essays, revolutionary; one of the founders of the Free Russian Press (1853). His parents' marriage was not officially registered, so Yakovlev imagined for his son the name "Herzen" from German Herz - «the heart."