Final answer:
Mansa Musa was a famous Malian king known for his pilgrimage to Mecca and his wealth. He extended Mali's boundaries and established diplomatic relationships with other African states.
Step-by-step explanation:
Mansa Musa was a famous Malian king who embarked on a famous pilgrimage to Mecca, showcasing his wealth and the prosperity of Mali. During his reign, Mali's boundaries were extended, and he established diplomatic relationships with other African states. Mansa Musa's pilgrimage is well-known for the vast amounts of gold he distributed along the way, causing inflation in Cairo for over a decade.