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Nov 19, 1441
The start
The start of the slave trade -
Jan 1, 1452
Start of the sugar trade
Complex sugar is the 1st planted in the portuguese osland of madiera and for the 1st time african slaves are put to work on the sugar plantation. -
Jun 8, 1452
Pope Nicholas V
Issues romanus pontifx, a bill granting the protuguese a perpetual monoply in trade with africa never the less spanish traders begin to bring slaves from africa to spain -
Jun 18, 1454
Pope
Pope Nicholas V issues Dum Diversas, a bullauthorsing the portuguese to reduce any non- christains to the states of slaves -
Oct 19, 1462
Portugues slave Trades
portugues slavetraders start to opperate in seville -
Oct 19, 1462
The Portuguese
the Portugues colony on the cape verde islands is founded an important way-station in the slave trade -
Oct 19, 1470
Papal
Desoite Papal opposiion spanish merchants begin to trade in large numbers of slaves in the 1470s