page_title: Territorial evolution of Colorado
hierarchical_section_title: Territorial evolution of Colorado
caption_attribution_description: Map of the states and territories of the United States as it was from February 28 1861 to March 1861. On February 28, Colorado Territory was created from portions of Utah, New Mexico, Nebraska, and the previous Kansas Territories. On March 2 1861, Dakota Territory was split from Nebraska Territory, and gained the northern area of unorganized land; also, Nevada Territory was split from Utah Territory.
context_page_description: The following chronology traces the territorial evolution of the U.S. State of Colorado.
context_section_description: The following chronology traces the territorial evolution of the U.S. State of Colorado.
caption: An enlargeable map of the United States after the Colorado Organic Act in 1861
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