True. In the form of medicinal research to treat the royalties and the civilians. E.g. The Scottish scientist Fleming discovered penicillin which saved many lives.
Answer:
subdivision of human geography focused on the nature and implications of the ... of political governance and formal political practice on the Earth's surface. ... the right of a sate to defend sovereign territory against incursion from other states ... proposing that social change in the developing world is inextricably inked
Explanation:
Struggles over the line of succession, is the right answer.
The empire of Mali was founded by Sundiata Keita around 1235 C.E when he united the tribes of the Malinke people. Over a course of time, Mali empire became stronger and took over surrounding kingdoms including the Ghana Empire. The empire began to lose its power in the 1400s ( began to lose its control along the edges of its borders) and finally collapsed in the 1600 C.E. Musa Mansa was the most famous ruler of the empire after whose death, his five sons divided what was left of the empire between them which resulted in the complete downfall of the Mali Empire.