James K. Polk: The Mexican-American War and the Daguerreian Era
The presidency of James Knox Polk is underscored, among other things, by the War with Mexico. Amidst a military confrontation along the Rio Grande, Congress overwhelmingly declared war on Mexico on May 13, 1846 – the first major conflict for the United States in nearly three decades.1 Shortly after, President Polk and several members of his cabinet sat before daguerreotypist John Plumbe in th