<span>The Sahara's size and harsh terrain limited movement. Camels could carry huge loads up to 5000 punds and could go 20-30 miles often without water. Camels were much better suited to the desert travel than horses. This made new trade routes possible.</span>
The Igbo lacked a centralized political organization.
Hope this helps:)
The Treaty of Greenville of 1795 made Native Americans give up most of their land in Ohio. I hope this helps!