The Mexican Frontier, 1821–1846 The Mexican Frontier, 1821–1846 The Mexican Frontier, 1821–1846: The American Southwest Under Mexico by historian David J. Weber is a history of the part of Mexico's north and northwest that became part of the United States after the Mexican–American War. The book examines territories on the northern frontier of Mexico, including what is now Arizona, California, New Mexico, and Texas, in the twenty-five years after Mexico gained its independence from Spain. Weber emphasizes the role of Mexicans in the region through this period of transition, particularly before and during the Texas war of independence, as well as exploring the region
Historiography of Colonial Spanish America disdain. An important example is Mexico's conservative politician and intellectual Lucas Alamán. His five-volume "Historia de Mejico" is the country's first history, covering the colonial era up to and including the struggle for independence. Alamán viewed crown rule during the colonial era as ideal, and political independence that after the brief monarchy of Agustín de Iturbide, the Mexican republic was characterized by liberal demagoguery and factionalism. Writing in the mid-nineteenth century, Mexican liberal Vicente Riva Palacio, grandson of insurgent hero Vicente Guerrero, wrote a five-volume history of the colonial era from a liberal viewpoint, During the era of Porfirio Díaz