Slaves were owned until their masters released them. What you are thinking of is called an Indenture, where a person may pay off a debt through labor instead of money.
Stopped in 1908 because the slaves would vote for a random president.
Frederick Douglas was anti-slavery, because he was a slave until he escaped to freedom and then spoke to people about how wrong it was.
Italian was the leading style of opera in Europe until the mid 1800s.
Until late 1800s most people used Laudanum or poppy derivatives such as opium, morphine, and codeine. Asprin-type pain relievers (from the bark of birch trees) were being developed in the 1890s
not anymore. they were still making a few games until (i think) 2007. then they stopped.
Warring African tribes were among the chief suppliers to the slave trade, anxious to profit from the sale of their captured enemies. The few civilizations that had any modern armies were mostly European colonies, so there was no active opposition to the slave trade until the mid-1800s.
Portugal essentially monopolized the slave trade until 1600.
He was held as a slave from about the year 403 until 409.
Until he/she died, or the owner freed them.
No, not until about the 1920's
that they may not speak until spoken to.
From the age of fifteen until his death. "I was never a fan. I stopped being a fan when I started doing it myself."