<Table> <Tr> <Th_colspan="2"> Battle of Fort Sumter </Th> </Tr> <Tr> <Td_colspan="2"> Part of the American Civil War </Td> </Tr> <Tr> <Td_colspan="2"> Bombardment of Fort Sumter by Currier & Ives </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Th> Date </Th> <Td> April 12--13, 1861 </Td> </Tr> <Tr> <Th> Location </Th> <Td> Charleston, South Carolina 32 ° 45 ′ 8" N 79 ° 52 ′ 29" W ﻿ / ﻿ 32.75222 ° N 79.87472 ° W ﻿ / 32.75222; - 79.87472 Coordinates: 32 ° 45 ′ 8" N 79 ° 52 ′ 29" W ﻿ / ﻿ 32.75222 ° N 79.87472 ° W ﻿ / 32.75222; - 79.87472 </Td> </Tr> <Tr> <Th> Result </Th> <Td> <P> Confederate victory </P> <Ul> <Li> Confederacy captures Fort Sumter </Li> <Li> Beginning of the American Civil War </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> Robert Anderson </Td> <Td> P.G.T. Beauregard </Td> </Tr> <Tr> <Th_colspan="2"> Units involved </Th> </Tr> <Tr> <Td> 1st United States Artillery </Td> <Td> Provisional Forces of the Confederate States </Td> </Tr> <Tr> <Th_colspan="2"> Strength </Th> </Tr> <Tr> <Td> 85 </Td> <Td> 500--6,000 (estimated) </Td> </Tr> <Tr> <Th_colspan="2"> Casualties and losses </Th> </Tr> <Tr> <Td> 0 </Td> <Td> 0 </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Battle of Fort Sumter </Th> </Tr>

Who were the commanders on each side of the battle of fort sumter
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