Answer: Polar wind
Explanation: Due to the earth's rotation, all bodies moving relative to the earth's rotation are deflected. Because the earth is spherical, the deflection is stronger at the pole than at the equator. Thus a phenomenon called polar wind due to the earth's rotation
When the conquistadors arrived the Central Americas, the natives there at Central America believed the conquistadors as gods. So that is the reason why the Spaniards had effortless control over them at first.
What was even more effortless was how the conquistadors brought their own sickness to the natives from the ships and animals.