Year 900 (CM) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. Events By place Asia Gyeonhwon formally establishes the kingdom of Hubaekje in southwestern Korea. Namwaran and his children, Lady Angkatan and Bukah, are granted pardon by the Datu of Tondo, as represented Jayadewa, Lord Minister of Pila, which released them of all their debts as inscribed in the Laguna Copperplate Inscription, Philippines. Europe Harald Fairhair (of the Yngling o… (More on 900)