ABOLITION OF SLAVERY. 269 cation with the interior of that undiscovered continent ; it would moreover secure to us the entire commerce of those extensive and populous regions, to the exclusion of our Moorish competitors of Cairo, Alexandria, Tripoli, Tunis, Algiers, and other ports of Barbaiy, who supply the people of Sudan with European merchandise at the fourth, fifth, and sixth hand. The abolition of the slave-trade cannot be effected until we shall have substituted some commerce with the Negro countries, equivalent at least, or that shall be more than equivalent to it, otherwise the negro sovereigns of Sudan will never be induced to relinquish so great a source of profit. Every naval officer in His Majesty's service knows, that if we were to have thirty sail of the line continually off the coast of Guinea, it would not be sufficient to annihilate this abominable traffic, or to deter people from embarking in a trade that yields such extraordinary profits. This being admitted, as it certainly will be by every intelligent man, it follows, that the system now in operation by the British government for the abolition of the slave-trade, will be attended only with an unnecessary expense to this country, without the possibility of effecting the desired object; but, on the contrary, judging from recent events, there is every reason to presume, that this detestable commerce will increase, as it has continued to increase, these last two or three years, in spite of all our operations to prevent it; the Spaniards alone m