I believe the answer is 4. During the reign of Askia Muhammad, the Songhai empire reached its greatest size.
Askia Muhammad was an emperor, military commander, and political reformer of the Songhai Empire in the 15th century. His rule resulted in trade with Europe and Asia, building of lots of schools, and spread of Islam through his empire.
Hope this helps! Please let me know if I'm wrong :)
During the Neolithic revolution, people started settling in river valleys and establishing cities because they developed agriculture. It was of extreme importance for the development of human society because things like states were established and laws and people started developing basic science and things like that. Just look at how Egypt and Mesopotamia developed and how they influenced many other nations that came later.
Answer:Obviously refers to the July 1932 eviction from Washington DC of unarmed US war veteran protesters and their families some 7000-15000 people who had come to protest their unemployment/ homelessness/ starvation and the non payment of their WWI veteran pay to the US government during the Great Depression.
After some violence had broken out the night of July 28th (the Washington police chief was injured and 2 protesters killed by police). The then President (Herbert Hoover) sent in army troops led by General Douglas MacArthur. Against the orders of the President to act with 'restraint' MacArthur attacked the protesters at night with cavalry, sabers, rifle fire, machine guns, and tanks, killing/ wounding 100+, then burned their tents to the ground despite the efforts of the Washington police chief and officers to protect the unarmed crowd.
Explanation: