Christianity in the 16th century intermittent conflicts, known as the Wars of Religion. The civil wars were helped along by the sudden death of Henry II in 1559, which saw the beginning of a prolonged period of weakness for the French crown. and outrage became the defining characteristic of the time, illustrated at its most intense in the St. Bartholomew's Day massacre of August 1572, when the Catholic Church annihilated between 30,000 and 100,000 Huguenots across France. The wars only concluded when Henry IV, a former Huguenot, issued the Edict of Nantes, promising official toleration of the Protestant minority but under highly restricted conditions. Catholicism
St. Brice's Day massacre there was significant loss of life, though evidence is lacking on any specific estimates. Among those thought to have been killed is Gunhilde, who may have been the sister of King Sweyn I of Denmark. Her husband Pallig Tokesen, the Danish Ealdorman of Devonshire, may also have died in the massacre or, according to a different version, played a part in provoking it by his defection to join raiders ravaging the south coast. The massacre in Oxford was justified by Æthelred in a royal charter of 1004 explaining the need to rebuild St Frideswide's Church (now Christ Church Cathedral): The