Yes, it is true that ground <span>fighting in the Pacific was led by the United States marines, since these soldiers were almost always deployed via ships, as opposed to other more land-based means. </span>
Explanation:
As per the 2019 Demographic Projections of the U.s. Census, the rise of this population resulted in an increase throughout the regional average age. "In 2011, the very first Younger Generations reached 65 years of age."
<span><span> Downfall of Mali Empire:</span> </span>Weakened by attacks and internal rewbellion. The Mali lost it's hold on the Gold and Salt trade. The Songhai empire was then able to grow in power and take previously held Mali territories.
The downfall of Songhai Empire: The Moroccan armies invaded Songhai, which led the fall of Songhai empire.
The downfall of Ghana Empire: In the 11th century, when the Almoravids, a militant confederation of Muslims, began to attack the empire and even conquered it for a time. Though their grip on power did not last long, the chaos they brought to the region destabilized trade, hurting the empire's sources of income.