page_title: Territorial evolution of California
hierarchical_section_title: Territorial evolution of California
caption_attribution_description: Map of the states and territories of the United States as it was from 1850 to March 1853. On September 9 1850, several western areas changed: The Mexican Cession was organized, being split in to Utah Territory and New Mexico Territory, and one portion was admitted as the state of California. These two territories also included a portion of Texas, ceded to the federal government. Finally, a small area known as the Neutral Strip as not officially included in any state or territory. A small portion of Texas and the Mexican Cession became unorganized land. On March 2 1853, Washington Territory was split from Oregon Territory.
context_page_description: The following timeline traces the territorial evolution of California, the thirty-first state admitted to the United States of America, including the process of removing Indigenous Peoples from their native lands, or restricting them to reservations.
context_section_description: The following timeline traces the territorial evolution of California, the thirty-first state admitted to the United States of America, including the process of removing Indigenous Peoples from their native lands, or restricting them to reservations.
caption: American period: An enlargeable map of the United States after the Compromise of 1850.
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