374 Comet 1P/374 E1 (Halley)
approached within 0.0884 AUs of Earth.
527 Byzantine Emperor Justin I named his nephew Justinian I as co-ruler
and successor to the throne.
705 Greek pope John VII was chosen to succeed John
1204 Eleanor of Aquitaine died.
1293 Robert Winchelsey left England for
Rome, to be consecrated as Archbishop of Canterbury..
1340 Niels Ebbesen killed Gerhard III
of Holstein in his bedroom, ending the 1332-1340 interregnum (period of
discontinuity) in Denmark.
1578 William Harvey
of England discovered blood circulation.