Events Europe January 26—Henry IV, Holy Roman Emperor visits Pope Gregory VII as a penitent, asking him remove sentence of excommunication. January 28—Walk to Canossa: The excommunication of Henry IV, Holy Roman Emperor is lifted. April 3—Henry IV, Holy Roman Emperor granted the county of Friuli, with ducal status, to Sigaerd, Patriarch of Aquileia. Robert Curthose instigates his first insurrection against his father, William the Conqueror. The kingdom of Duklja is founded. T… (More on 1077)