<Table> <Tr> <Th_colspan="2"> State of South Carolina </Th> </Tr> <Tr> <Td_colspan="2"> Nickname (s): "Palmetto Republic" </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> Flag </Td> <Td> Coat of arms </Td> </Tr> <Tr> <Td_colspan="2"> Map of the United States with South Carolina highlighted . </Td> </Tr> </Table> </Td> </Tr> <Tr> <Th> Capital </Th> <Td> Columbia </Td> </Tr> <Tr> <Th> Largest City </Th> <Td> Charleston </Td> </Tr> <Tr> <Th> Admission to confederacy </Th> <Td> April 3, 1861 (6th) </Td> </Tr> <Tr> <Th> Population </Th> <Td> <Ul> <Li> 703,708 total </Li> <Li> 301,302 free </Li> <Li> 402,406 slave </Li> </Ul> </Td> </Tr> <Tr> <Th> Forces supplied </Th> <Td> <Ul> <Li> 23% of white population total </Li> <Li> 12,992 killed </Li> </Ul> </Td> </Tr> <Tr> <Th> Major garrisons / armories </Th> <Td> Fort Sumter, Charleston Harbor </Td> </Tr> <Tr> <Th> Governor </Th> <Td> Francis Pickens (1860--1862) Milledge Bonham Andrew Magrath </Td> </Tr> <Tr> <Th> Senators </Th> <Td> Robert Woodward Barnwell James Lawrence Orr </Td> </Tr> <Tr> <Th> Representatives </Th> <Td> List </Td> </Tr> <Tr> <Th> Restored to the Union </Th> <Td> July 9, 1868 </Td> </Tr> </Table> <Tr> <Th_colspan="2"> State of South Carolina </Th> </Tr>

When did south carolina come back to the union