Final answer:
The nomadic peoples of the savannas engaged in farming and raiding depending on their crop success. They migrated their flocks and herds to better grazing areas during harsh seasons, leading to conflicts with settled agricultural peoples.
Step-by-step explanation:
The nomadic peoples of the savannas pursued their livelihood as both farmers and raiders of their neighbors' settlements depending on the success of their yearly crops. In the hottest and driest seasons, they migrated their flocks and herds to better grazing areas. As a result, they often came into contact with settled agricultural peoples and conflicts arose over precious resources.