...prop and maintain a weak ruler, himself a usurper, upholding him in power that he might sell his country; and, secondly, it has been employed to menace the Black Republic of Hayti. He denounced Baez as a usurper who would sell his country, and said that the treaty was a violation of the Constitution of the United States, as well as of that of San Domingo. On the ensuing day Mr. Howe replied to...