218 LIVES OF THE PRESIDENTS the British possessions. The other was the an nexation of Texas, which resulted in the Mexican war. Texas had been for nine years independent of Mexico, and now sought admission into our union. The difficulties that attended this question were, on the one hand, the danger of increasing the excitement, already considerable, against slavery (for Texas would be a slave-holding state) ; and, on the other, the danger of interference on the part of England if Texas should remain independent and resume her war with Mexico, The adoption by Texas of the basis of annexation proposed by the United States was followed by the refusal of the Mexican government to receive Mr. Slidell, sent by Mr. Polk as envoy extraordinary, with the object of avoiding a war and to settle all questions between the two countries, including the western boundary of Texas. The result of the Mexican war was the cession to the United States of Cali fornia and New Mexico and the final settlement of the Texan boundary. The policy of Mr. Polk s administration toward the states of Central America and on the subject of the Monroe doctrine was shaped by Mr. Buchanan very differently from that adopted by the succeeding administration of Gen. Taylor, whose secretary of state was Mr. Clayton, the American negotiator of the Clayton-Bulwer treaty with Great Britain. Acting under Mr. Buchanan s
