While archbishop, Sigeric was faced with Viking invasions, and supported giving money to the invaders to deter their attacks.
[4] He may have been a disciple of Dunstan's,[5] and some accounts state that it was Sigeric that changed the clergy at Christ Church, Canterbury from secular clerics to monks.
[6] Sigeric made the pilgrimage to Rome following the Via Francigena to receive his pallium in 990,[7] and a contemporary record of this journey still exists.
[12] In 994, Sigeric paid a sum of money to the Danes to protect Canterbury Cathedral from being burned.
[14] In 993 or 994, Sigeric conducted the ceremony rededicating the Old Minster at Winchester, an event that the historian H. R. Loyn calls "magnificent".