99th Regiment Illinois Volunteer Infantry |
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Former Illinoisan state flag |
Active | August 23, 1862 (1862-08-23) – August 9, 1865 (1865-08-09) |
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Country | United States |
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Allegiance | |
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Branch | Union Army |
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Type | Infantry |
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Size | Regiment |
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Engagements | |
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Military unit
The 99th Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.