I think it's because they Africans were being robbed of their natural recourses so it is symbolic ever though you can't really steal a river I'm sorry if that doesn't make sense I hope it helped
I think the answer is a from searching passage it looks like it would be a
The American civil war was fought mainly on the cause of slavery and some economical issues it caused, the slavery topic can be divided into what we know today as feminazi , woman who think they´re slaves of man so they oppose them, also there are several universal themes this topic relates to , for example bullying; slaves were made slaves because they were thought to be a lesser race than the one "owning" them , bullying is the same ,some kids think they’re superior to others and end up pulling pranks and making their life miserable. also some religious problems can be subtracted from the slavery topic, fanatics around the country said that slaves weren’t children of god, so they treated them with hate and that is seen all around the world but with different targets, these being homosexual persons and any kind of taboo like people who wear piercings or tattoos anything gets discriminated and its tearing our society apart,
