Complex sentence: Hunt was planning to sell fish, corn, and captured natives in Málaga, Spain, where Hunt attempted to sell Squanto and a number of other Native Americans into slavery in Spain for £20 apiece.
Split into simpler sentences: Hunt was planning to sell fish, corn, and captured natives in Málaga, Spain. There, Hunt attempted to sell Squanto and a number of other Native Americans into slavery in Spain for £20 apiece.