In that year a strong force of Moros attacked the village of Baler and others inland from the eastern coast of Luzón [where now is the province of Principe], constituting the oldtime missions of Ituy; they devastated these towns, and seized four hundred and fifty captives, among them three parish curas, one of whom was sold by them for 2,500 pesos. These pirates were established in Burías Island for four years, from which center they harried the neighboring coasts. In 1799, the authorities decided that it was more expedient that the warfare with the Moros be carried on by the provincial authorities, with the direction and aid of the central government; and instructions to this effect were sent to all the alcaldes-mayor. In 1800 Aguilar established friendly and commercial relations with Bandajar, sultan of Borneo; and on November 4, 1805, his governor at Zamboanga, Francisco Bayot, made a treaty of peace with Mahamad Ali Mudin, sultan of Joló, in which the latter agreed to forbid any foreigners to reside in his dominions without the consent of the Spanish government, and in case of war to close his ports to enemies of Spain. In 1804-05 English cruisers were frequently seen off the coasts of Filipinas, and they even attempted to capture several villages on the Mindanao coast, but were repulsed.
On Aguilar's death (August 8, 1806), the rule of the islands was assumed by the king's lieutenant at Manila, Mariano Fernández de Folgueras; and his first measures were for the defense of Manila, as there were rumors of another attack by the English. In the summer of 1807, there arose a rebellion in the mountains of Ilocos Norte, begun by certain Spanish deserters from Vigan in conjunction with some vaga-
