1848 Mexican-American war

  • 1848 Mexican-American war

    The Mexican-American war ended with the signing of the Treaty of Guadalupe Hidalgo.
  • Compromise of 1850

    The Compromise of 1850, made New Mexico become a United States territory.
  • 1868 Bosque Redondo treaty

    The Bosque Redondo and the Navajos sign a new treaty and return to their homeland.
  • 1878 John Tunstall

    John Tunstall was killed and started the Lincoln County War
  • 1881 Billy the Kid

    Billy the Kid was killed by Sheriff Pat Garrett
  • 1898 Spanish-American war

    New Mexicans prove their loyalty to the United States by serving heroically in the Spanish-American war.
  • 1906 Arizona

    Arizona voters reject a plan to enter the Union as a single state with New Mexico
  • 1912 new mexico

    New Mexico achieves statehood