War with Mexico Timeline

  • Period: to

    1820s - 1830s

    Increasing immigration of American settlers into the territory.
    Mexico allows slaveholding U.S. settlers to live in and own land in Texas. Early settlers agree to adopt Mexican citizenship, convert to Catholicism, and speak Spanish; but many later settlers do not.
  • 1821

    Mexico gains independence from Spain.
  • 1829

    Mexico bans slavery and forbids settlement of Texas by Americans.
  • Period: to

    1835-1836

    Settlers in Texas rebel against Mexican rule and declare independence. Full-scale war breaks out. The Texans win victory and declare themselves an independent country (The Republic of Texas). Mexico does not recognize Texas independence or a boundary at the Rio Grande River.
  • Period: to

    1836-1845

    Texas is recognized as an independent nation by the United
    States, Britain, France, and the Netherlands, but not by Mexico.
  • 1845

    Texans vote to join the United States. Texas is annexed (taken over) bythe United States and becomes the 28th state.
  • May 1846

    The U.S. Congress authorizes President Polk’s declaration of war
    between the United States and Mexico. The war begins.
  • January 1846

    U.S. troops occupy territory on the north bank of the Rio
    Grande, right on the U.S.-Mexico border.
  • April 1846

    Mexican troops cross the Rio Grande and skirmish (fight) with
    American military forces.
  • January, 1847

    In January 1847, Los Angeles is intricate by U.S. troops again and the Californians give up.
  • April 19-20, 1847

    Clash of Cerro Gordo-General Winfield Scott and his overshadowed troops fight across Santa Anna's military and have an open way to Mexico City.
  • Sept. 12-14, 1847

    Clash of Mexico City-General Winfield Scott and troops arive in Mexico's capital city and take on their last conflict against a wearied Mexican armed force. The triumph and control of the city by the U.S. on Sept. 14 denotes the informal/casual finish of the Mexican-American War.
  • January, 1848

    A nonaggression settlement that consigned the U.S. to pay Mexico $15 million dollars in receipt of California and Modern Mexico, the Rio Grande as the Texan boundary, and the suitable for Mexicans in those locales/or locations to gotten to be U.S. residents/citizens was made.
  • Feb. 2, 1848

    Mexican and U.S. arbitrators (Trist) sign the Arrangement of Guadalupe Hidalgo, it is supported by the U.S. Senate on March tenth and by Mexican Congress on May 25th.