What was one of the negative consequences of prince henry the navigator of portugal sending explorers down the african coast?

european explorers began looking east because of the fortunes that could be made with trade. A consequence of exploring down the African coast was that it started slave trade The European explorers began looking east because merchants were looking for a chance to expand their trade and wealth. Kings were looking for power and glory. Merchants made fortunes bringing spices and other goods from Asia and North Africa. Italians controlled trade and Europeans were interested in expanding in trade

One of the negative consequences of prince Henry the navigator was his journeys began the practice of trade in slaves. Ships would return to port with African captives and the practice grew rapidly

The journeys began the terrible practice of slave trading.

Explanation:

They started slavery

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.