January 5 in history.

January 5 is the fifth day of the Gregorian calendar.

January 5, 842 — Abu Ishaq ‘Abbas al-Mu’tasim bin Harun al-Rashid (b. 795), the eighth Abbasid caliph, dies.

January 5, 1066 — King Edward the Confessor of England dies without heirs, causing a crisis of succession that will eventually lead to the Norman conquest of the country.

January 5, 1393 — A peace treaty was concluded between Mircea the Elder, lord of Wallachia (1386–1418), and Sultan Baiazid I. and peace be with his neighbors, to conclude treaties of friendship with them, and to…