The primary reason that most historians use to explain the downfall of indus valley cities is an outbreak of disease, since the close proximity of those in the region led to a quick spread of the disease. Another was a gradual decline in the amount of food available.
Answer:
The answer is below.
Explanation:
MALI Kingdom
1. Founded by the Leader Sundiata: this occurred around the year 1235
2. Rose to power after the decline of Ghana: the Malis hold on to power for a long in the West African region until they later decline.
SONGHAI Kingdom
1. Conquered by Morrocans: this occurred through the superior weapons of the Morrocans which are guns against the Songhai arrow and bows.
2. Founded by Muhammad Askia: Muhammad Askia actually developed and expanded Songhai into a state from the tribal territory.
Both MALI and SONGHAI
1. Took advantage of the gold-salt trade: both kingdoms thrived through the gold-salt trade with other African and middle eastern nations.
The Hittites,Kassites,Assyrains,and Chaldeans
Answer:
Kepler discovered that planetary orbits were elliptical rather than circular.