The Portuguese introduced sugar plantations in the 1550s off the coast of their Brazilian settlement colony, located on the island Sao Vincente. The Portuguese first developed sugar plantations that relied on African slaves on islands ... sugar had become the principal crop and enslaved Africans were three times as ... While slaves usually did not work in
Former slaves went north in hopes of finding job opportunities
B. Brazil became an independent kingdom under the Portuguese royal family.
After the royal court returned to Portugal, the prince regent stayed and declared himself emperor of a newly independent Brazil.
