To meet the American demand for livestock, the Comanche turned to raiding the area around San Antonio. The Spanish government believed that security would come with a larger population, but was unable to attract colonists from Spain or from other New World colonies.
Answer: To allow trade and transportation. To provide easy access to food and drink. To grow crops in rich, fertile soil.
Explanation: Rivers have fresh drinking water and the areas near them are fertile and fit for agriculture.
Answer: They put villages by water sources, like rivers and lakes and oceans. These then grew into their cities.