Problems of Expansion

pain, pointed out that the dominion of Spain upon the American continents, North and South, was irrevocably gone, but warned him that Cuba and Porto Rico still remained nominally dependent upon her, and that she might attempt to transfer them. That could not be permitted, as they were "natural appendages to the North American continent." Subsequent statements turned more upon what Mr. Adams called "the transcendent importance of Cuba to the United States"; but from that day to this I do not recall a line in our state papers to show that the claim of the United States to control the future of Porto Rico as well as of Cuba was ever waived. As to Cuba, Mr. Adams predicted that within half a century its annexation would be indispensable. "There are laws of political as well as of physical gravitation," he said; and "Cuba, forcibly disjoined from its own unnatural connection with Spain, and incapable of self-support, can gravitate only towards the North American Union, which, by the same law of nature, cannot cast