Download or read book The Mexican War Diary and Correspondence of George B. McClellan written by George Brinton McClellan and published by . This book was released on 2009-11 with total page 212 pages. Available in PDF, EPUB and Kindle. Book excerpt: "McClellan graduated second in his class from West Point in 1846 and served as a second lieutenant in Company A of the prestigious Corps of Engineers, the only formation of combat engineers in the United States Army. The company participated in Major General Winfield Scott's invasion of Mexico, playing a prominent role in the siege of Vera Cruz and the battles of Cerro Gordo, Churubusco, Molino del Rey, and Chapultepec and in the capture of Mexico City. Although only twenty-one years old at the war's end, McClellan earned brevet promotions to first lieutenant and then captain for his efforts.".