Its C Rivers: Nile, Euphrates,Tigris,Indus,Yellow,Yangtze. Hpe it helps! :)
Answer:
The Yorubas originated from Ile-Ife, arose and became quite popular by their trading with the Portuguese, which gave them a large supply of guns. In the late 1800s, the Yorubas formed a treaty with the Fulani and in 1901 they were colonised by the British.
1948–49, to force the Western Allied powers (the United States, the United Kingdom, and France) to abandon their post-World War II jurisdictions in West Berlin. In March 1948 the Allied powers decided to unite their different occupation zones of Germany into a single economic unit.