Why did Spain and Portugal look to Africa for slaves (transatlantic slave trade)?

answer: The Atlantic slave trade or transatlantic slave trade involved the transportation by slave traders ... Slaves were imprisoned in a factory while awaiting shipment. ... The Atlantic slave trade was not the only slave trade from Africa, although it was ... the Portuguese were directly involved in trading enslaved people

Explanation:

yes based on alexanders actions he deserved the title of "the great". his empire covered about 3,000 miles and he was able to establish the empire over a 13 year period of time. he was able to conquer many different places. he also defeated the persians. he conquered egypt and developed a city and named it after himself.