LISBON MAIL.Lisbon, Jan. 17.—William Howe Campbell, Brig.-Gen. in the army of his Royal Highness the Phi nce Regent, our Lord, Colonel iuthe army of His Britan nnic Majesty, and Lieut.-Colonel of the 3lst regiment of English infantry, died at Trocifal, aged 33 years, on Wednesday the 2d instant, of an inflammatory fever, of which he was ill nine days. On the following Saturday his body was buried in the town of Torres Ve-dras, with all the ceremonies of a military funeral. The brigade of infantry composed of the regiments Nos. 6, 18, and the battalion of chasseurs, No. 6, which were immediately under the command ol this excellent General, accompanied the body, rendering,in this manner,the last tribute of respect to an Officer, who, by his military talents, caused those corps to arrive at the greatest degree of discipline, and whose excellent qualities rendered him beloved by all those who had the good fortune to »erve under his orders. A corps of a thousand men, with arms, belonging the two above mentioned regiments, and commanded by the Lieut.-Colonel of the regiment, No. 18, ManUEL Pam-FLONA Carneiro Rangel, preceded the coffiu, which was borne by grenadiers of the same regiment. The remainder of the biigade without arms and the battalion of chasseurs, amounting in the whole to more than 3000 men, followed the body. On the arrival of the body at Torres Vedras, it was joined by the Officers of the fifth division of the British Army, commanded by Major-General Leith; as also by the Officers of the Portuguese brigade, commanded by Brigadier-Geuerals Coleman and Sprey, one of those composed of the regiment of infantry Nos. 3 and 15, having been the first which the late Brigadier commanded in Portugal.Seldom on similar occasions has a scene been witnessed whi h so much affected general sensibility, and in which the signs of sincere sorrow were so evident in the countenances of all who had any acquaintance with the deceased.The funeral procession being read, and the body deposited in the grave, the customary three discharges of musketry were made, with which the melancholy ceremony concluded..Brigadier-General G. U. Campbell had commenced ins military career in the regiment of infantry of His Britannic Majesty No. 35, in winch his father had served almost from his in-funcy. By rare qualities he had the^good foi- j tunc to gam the esteem not only of all the Generals, his superiors, but likewise of his inferiors of every degree.—In April, 1809, he passed into the j service of his Royal Highness, where by his zeal and ability in the arduous undertaking of disciplining the troops, he obtained the most flattering proofs of approbation from bia Excellency the Marshal Commander in Chief of the army.—(Lisbon Gazette, Jan. 17•)