Complex sentence: Like many of the Spanish conquistadors that came to the Americas, he was born in Extremadura, Spain, and explored present-day Arequipa as an emissary of Spanish conquistador Francisco Pizarro.
Split into simpler sentences: Like many of the Spanish conquistadors who came to the Americas, he was born in Extremadura, Spain. He explored present-day Arequipa as an emissary of Spanish conquistador Francisco Pizarro.