Yes they did!
had slaves
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slaves
Abandoned children in Rome were made into slaves, fathers had the right to sell their children as slaves, and slaves were also captured in wars and brought back to Rome to be sold.
No, they did not, nobody had time or inclination to educate slaves.
the heavy taxes in rome are when slaves are sold
The people who owned them.
If both your parents were slaves then you were a slave from birth.
Slaves could only travel with their masters.
Yes.
Slaves in ancient Rome did not have their own houses. Domestic slaves lived in the same house as their owners and had rooms/space there. Farm slaves or public slaves in the city were housed in barracks.