| 99th New York Infantry Regiment | |
|---|---|
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| Active | May 28 (left NYS) to August 21, 1861 (naval brigade), then August 21, 1861, to July 15, 1865 (infantry regiment) |
| Country |  United States |
| Allegiance | Union |
| Branch | Naval Infantry/Infantry |
| Engagements | Battle of Hatteras Inlet Batteries Battle of Roanoke Island Battle of Hampton Roads Battle of New Bern Battle of Tranter's Creek Siege of Suffolk Carolinas Campaign |
| Insignia | |
| 1st Division, VII Corps |  |
| 1st Division, XVIII Corps |  |
| New York U.S. Volunteer Infantry Regiments 1861-1865 | ||||
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The 99th New York Infantry Regiment, the "Union Coast Guard", "Bartlett's Naval Brigade", "Lincoln Divers", or "New York and Virginia Coast Guard", was organized as a naval infantry brigade, but mainly served as an infantry regiment of the Union Army during the American Civil War.