Consider this: In the ancient world, murder and theft were prohibited. However, slavery was ubiquitous and considered normal. AFAIK, nobody thought of it as immoral, though probably some called for ...
Most people believe the pyramids were built with slave labor (or at least it seems that way). This notion is perpetuated by movies; the building of the pyramids often evokes images of ancient ...
While I was at university in the late 1970s, I was told by a faculty advisor that the Greek rowers at the Battle of Salamis were given cushions that greatly increased their comfort and efficiency (and ...