On This Day

What Happened in 866 AD

Historical Events

  • Nov 13 Pope Nicholas I answers the envoys of Boris (Ad consulta vestra)

Famous People Born in 866 AD

  • Sep 19 Leo VI Sophos, Byzantine Emperor (886-912) and writer (Problematica), born in Constantinople (d. 912)

Famous People Who Died in 866 AD

  • Jan 10 Lin-chi I-hsuan [J Rinzai Gigen], Zen teacher, dies
  • May 27 Ordono I, King of Asturia (850-66), dies
  • Sep 15 Robert the Strong, Margrave of Neustria