Why did the Spanish explore the Americas?

After the voyages of Christopher Columbus, when the notion that a new continent had been "discovered"  - from an european point of view  - in reality and not merely a region of the Western Indies, the Spanish crown continued the exploration to look for gold and other wealth and for conquering lands. Because of its involvement in the endless dynastic wars of Europe and the quest for power itself, Spain needed to find new sources of riches.

Explanation:

the first action that caused many creek indians to turn against william mcintosh was when mcintosh a) supported the united states during the creek war of 1813–1814. b) attempted to stop the sale of creek land to the u.s. government. c) seized control of over 1,000 acres of land belonging to the creeks.