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
Latin American wars of independence movement against their colonial master, finally ended as a full-fledged civil war. Traditionally, the process is divided into three stages: Patria Vieja, Reconquista, and Patria Nueva. The first uprising against Spanish rule took place in 1809, and criollos in Ecuador set up a junta on September 22, 1810 to rule in the name of the Bourbon monarch; but as elsewhere, it allowed assertion of their own power. Only in 1822 did Ecuador fully gain independence and became part of Gran Colombia, from which it withdrew in 1830. At the Battle of Pichincha, near present-day Quito, Ecuador on May 24, 1822,