<Li> 1865--1896 </Li> <Li> 1896--1954 </Li> <Li> 1954--1968 </Li> <Tr> <Td> Culture (show) <Ul> <Li> Studies </Li> <Li> Art </Li> <Li> Business history </Li> <Li> Black conductors </Li> <Li> Black mecca </Li> <Li> Black schools </Li> <Li> Black colleges and universities </Li> <Li> Juneteenth </Li> <Li> Kwanzaa </Li> <Li> Literature </Li> <Li> Museums </Li> <Li> Music </Li> <Li> Neighborhoods </Li> </Ul> </Td> </Tr>

How did social organization help african american communities