page_title: 1863
section_title: Events
hierarchical_section_title: 1863 / Events
caption_attribution_description: English: Map of the route of the First Transcontinental Railroad. Crossing the Western United States to/from California. Built in the 1860s, and opening in 1869. Central Pacific (red line) Union Pacific (blue line) Western Pacific (green line)
context_page_description: 1863 was a common year starting on Thursday of the Gregorian calendar and a common year starting on Tuesday of the Julian calendar, the 1863rd year of the Common Era and Anno Domini designations, the 863rd year of the 2nd millennium, the 63rd year of the 19th century, and the 4th year of the 1860s decade. As of the start of 1863, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
caption: January 8: First Transcontinental Railroad
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