In the end, the United States took Guam, the Marianas, the Philippines, and Puerto Rico, and gave Spain $20 million for the lot. Cuba became an American protectorate - and the working model of informal imperial control. The president had to use all his leverage to get the Senate to ratify the final treaty (on December 10) over the protests of those who did not want the new burden of overseas possessions - possessions not exactly contemplated by the original Constitution. As many said at the time, the United States now had its "India." Rudyard Kipling, the great fount of pro-imperialist crambo, even wrote a poem on "the White Man's Burden" to welcome the United States to the club of real powers.