Before revision: The prazeiros were the Portuguese landowners who ruled in a feudal-like manner vast estates called prazos leased to them by the Portuguese Crown, in the Zambezi Valley from the sixteenth throughout the eighteenth century.
After revision: The Prazeiros were the Portuguese landowners who ruled in a feudal-like manner vast estates called prazos leased to them by the Portuguese Crown, in the Zambezi Valley from the sixteenth through toand Afro-Portuguese,,that were the eighteenth century.