Birthdays in History Jul 22 Friedrich W Bessel, German astronomer (star parallax, Bessel Function) Jul 27 Denis Davydov, Russian general and poet, born in Moscow, Russia (d. 1839) Deaths in History Jul 8 Torbern Bergman, Swedish chemist (b. 1735) Jul 15 Johan B Straub, South German sculptor, dies Denis Diderot Jul 31 Denis Diderot, French writer/philosopher, dies at 70 Enlightenment Philosopher Denis Diderot 1783 Pure History by Year 1785 Historical Figures Authors Civil Rights Activists Inventors Kings Revolutionaries Scientists