A little bit on slavery

[the annoying thing]

Slavery - African, Colonial, Abolition

Slavery - African, Colonial, Abolition: The origins of slavery are lost to human memory. It is sometimes hypothesized that at some moment it was decided that persons detained for a crime or as a result of warfare would be more useful if put to work in some way rather than if killed outright and...

www.britannica.com

interesting to me.