The infamous Salem witch trials began during the spring of 1692, after a group of young girls in Salem Village, Massachusetts, claimed to be possessed by the devil and accused several local women of witchcraft.
The answer is True.
So yes, both the ballet and opera began in Italy during the Renaissance.
Most of the scholars preached against the Mongol rule so the Mongols in power made sure that the scholars do not get high positions in the new government.