Complex sentence: In a foreshadowing of Morgan's future endeavors, the Governor of Panama asked him how he had beaten the Spanish army sent from his city with such a small force, along with an emerald ring and a request that he not attack Panama.
Split into simpler sentences: In a foreshadowing of Morgan's future endeavors, the Governor of Panama sent him message that asked him how he had beaten the Spanish army from his city with such a small force. The message included an emerald ring and a request that he not attack Panama.