...elligent Irish citizens of Minnesota, to Gen. Hunter advising the arming, with pikes of "such negroes as it may, after the 1st of next January, be considered advisable to enroll in the service of the United States , or to assist with the means of asserting their own freedom." The rebel steamer Cubs arrived at Havana on the 23d, with cotton, from Mobile valued at $163,493, which will be immediately convert...