A Nation Without Borders: The United States and Its World in an Age of Civil Wars, 1830-1910 (The Penguin History of the United States)

by Steven Hahn

“Our militia & volunteers, if a tenth of what is said be true, have committed atrocities—horrors—in Mexico, sufficient to make Heaven weep, & every American, of Christian morals blush for his country,” General Winfield Scott recorded in early 1847.