 Peteau's fiancée contacted her local deputy, who promptly sent her letter on to the Minister of Colonies Antoine Guillain.This brought about the decision by the Dupuy ministry on 20 April to arrest Voulet and Chanoine and send orders to the Governor-General of French Sudan, Colonel Vimard, to have them replaced at the head of the mission with the governor of Timbuktu, Klobb.Among the chief concerns of the French government was that Voulet was carrying out his depredations in Sokoto, an unconquered territory that by the Anglo-French agreement of June 1898 had been assigned to the United Kingdom.