Colorado History Timeline

By bseidel
  • Mar 18, 1000

    The Rockies are Formed 1.7 Billion Years Ago

  • Mar 18, 1100

    Triassic Era - the Chinle Formation is created 200 - 231 million years ago

  • Period: Mar 18, 1100 to Mar 18, 1150

    Triassic Era - the Chinle Formation is created 200 - 231 million years ago

  • Mar 18, 1150

    Jurasic Period - Morrison Formations are Created 145 - 163 million years ago

  • Period: Mar 18, 1150 to Mar 18, 1200

    Jurasic Period - Morrison Formations are Created 145 - 163 million years ago

  • Mar 18, 1200

    Cretacesous Perios - Fox Hill Formation forms 70 - 140 Million years ago

  • Period: Mar 18, 1200 to Mar 18, 1250

    Cretacesous Perios - Fox Hill Formation forms 70 - 140 Million years ago

  • Mar 18, 1250

    Paleogene - Coalmont Formation created 20 - 65 million years ago

  • Period: Mar 18, 1250 to Mar 18, 1300

    Paleogene - Coalmont Formation created 20 - 65 million years ago

  • Mar 18, 1300

    Neogene Era - Troublesome Formation is formed 3.5 - 25 Million Years ago

  • Period: Mar 18, 1300 to Mar 18, 1350

    Neogene Era - Troublesome Formation is formed 3.5 - 25 Million Years ago

  • Mar 18, 1375

    Quaternary era - The Bull Lake Glaciation 200,000 to 130,000 years ago

  • Period: Mar 18, 1375 to Mar 18, 1385

    Quaternary era - The Bull Lake Glaciation 200,000 to 130,000 years ago

  • Period: Jan 1, 1380 to Jan 1, 1390

    8,000 - 10,000 Years ago the Plains are formed

    http://library.ndsu.edu/exhibits/text/greatplains/text.html
  • Mar 18, 1380

    8,000 - 10,000 Years ago the Plains are formed

  • Mar 16, 1400

    1500 BC The First Humans in Colorado - The Basket Makers

  • Jan 1, 1500

    Ute Indians settle in Colorado

    They are the oldest tribe in Colorado
  • Jan 1, 1541

    Spanish conquistador Francisco Vásquez de Coronado comes to Colorado in the 16th cent.

  • Period: to

    Apache, Comanche, Arapaho, Cheyenne, Kiowa, Lakota, Shoshone, and Pawnee move into Colorado

    add different timespans for each major tribe.

  • Apache, Comanche,Arapaho, Cheyenne, Kiowa, Lakota, Shoshone, and Pawnee move into Colorado

  • The French Explorers Claim Colorado as their own

  • MIning is the most significant industry in nineteenth- and early twentieth-century in Colorado

  • Period: to

    Mining is the most significant industry in nineteenth- and early twentieth-century in Colorado

  • Period: to

    Peak time period for trappers in the Rocky Mountain Area

  • Peak time period for trappers in the Rocky Mountain Area (1820-1840)

  • Period: to

    Trading Posts were established 1832 to 1856

  • Trading Posts were established 1832 to 1856

  • Indian tribes of the plains combined their forces to halt the invasion of their homelands and hunting grounds by settlers.

  • The First Spanish Settlers Arrive in San Luis Valley

  • US won the territory from Spain

  • Pikes Peak Gold Rush of 1859

  • Period: to

    Pikes Peak Gold Rush of 1859

  • Pikes Peak Gold Rush of 1859

  • Pikes Peak Gold Rush creates first large group of white settlers to Colorado

  • Period: to

    The Colorado Goldrush

    July 1859 through early 1860's

  • Colorado became a Territory

  • Period: to

    Indian Wars

  • first commercial oil well in the Rocky Mountains was drilled near Canon City, Colorado in 1862

  • The Colorado War against the Native Americans (1863 - 1865)

  • The Colorado War against the Native Americans (1863 - 1865)

  • Period: to

    The Colorado War against the Native Americans (1863 - 1865)

  • DU Established

  • Sand Creek Massacre

  • CSU Established

  • The first railroads were built through Colorado in the fall of 1870

  • Farming has become mechanized in Colorado

    Will need to create separate events for each major change in industry

  • the Buffalo War 1873 - 1874

  • Period: to

    the Buffalo War

  • Colorado College Established

  • CU established 5 months before Colorado became a State

  • Colorado becomes a State

  • Regis Established

  • Ranchers stop open graze of cattle practice due to over populated grazing lands

  • Ludlow Massacre

  • The first ski resort opens - Howelston Ski Area

  • Rocky Mountain National Park is Created

    .

  • Coal Mining increased in the 1920's

  • Period: to

    Coal Mining increased in the 1920's

  • Period: to

    The KKK is stronger in Colorado than any other state

    Klan members and sponsored candidates controlled the Colorado State House and Senate, the office of Secretary of State, a state Supreme Court judgeship, seven benches on Denver District Court, and city councils in some Colorado towns. Mayor Ben Stapleton of Denver and Governor Clarence Morley of Colorado were also Klansmen.

  • The KKK is stronger in Colorado than any other state in 1925

  • Colorado population is 1,123,296

  • Cherry Creek State Park Created

  • Florissant Fossil Beds National Monument Opens

  • Colorado Population is 2,209,596

  • Colorado population is 3,294,394

  • Colorado population is 4,301,261

  • Colorado population is 5,029,196