<Table> <Tr> <Th_colspan="2"> Battle of Antietam Battle of Sharpsburg </Th> </Tr> <Tr> <Td_colspan="2"> Part of the American Civil War </Td> </Tr> <Tr> <Td_colspan="2"> The Battle of Antietam, by Kurz & Allison (1878), depicting the scene of action at Burnside's Bridge </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Th> Date </Th> <Td> September 17, 1862; 156 years ago (1862 - 09 - 17) </Td> </Tr> <Tr> <Th> Location </Th> <Td> Washington County, near Sharpsburg, Maryland 39 ° 28 ′ 24" N 77 ° 44 ′ 41" W ﻿ / ﻿ 39.47333 ° N 77.74472 ° W ﻿ / 39.47333; - 77.74472 Coordinates: 39 ° 28 ′ 24" N 77 ° 44 ′ 41" W ﻿ / ﻿ 39.47333 ° N 77.74472 ° W ﻿ / 39.47333; - 77.74472 </Td> </Tr> <Tr> <Th> Result </Th> <Td> <Ul> <Li> Tactically inconclusive; Union strategic victory </Li> <Li> Emancipation Proclamation issued five days later </Li> </Ul> </Td> </Tr> </Table> </Td> </Tr> <Tr> <Th_colspan="2"> Belligerents </Th> </Tr> <Tr> <Td> United States (Union) </Td> <Td> Confederate States (Confederacy) </Td> </Tr> <Tr> <Th_colspan="2"> Commanders and leaders </Th> </Tr> <Tr> <Td> George B. McClellan </Td> <Td> Robert E. Lee </Td> </Tr> <Tr> <Th_colspan="2"> Units involved </Th> </Tr> <Tr> <Td> Army of the Potomac </Td> <Td> Army of Northern Virginia </Td> </Tr> <Tr> <Th_colspan="2"> Strength </Th> </Tr> <Tr> <Td> 87,164 </Td> <Td> 38,000 "engaged" </Td> </Tr> <Tr> <Th_colspan="2"> Casualties and losses </Th> </Tr> <Tr> <Td> 12,410 2,108 killed 9,549 wounded 753 captured / missing </Td> <Td> 10,316 1,567 killed 7,752 wounded 1,018 captured / missing </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Battle of Antietam Battle of Sharpsburg </Th> </Tr>

Who won the battle of antietam union or confederate