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Summary
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English: United States map of 1861, showing affiliation of states and territories regarding secession from the Union at the start of the American Civil War.
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{{Tintazul |Description=United States map of 1861, show affiliation of states and territories regarding the Secession War (Civil War.) Legend: {{legend|#A40000|States that seceded before April 15, 1861}} {{legend|#EF2929|States that seceded after April 15
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