Final answer:
Sundiata went into exile because of Sassouma Berté's actions
Step-by-step explanation:
Sundiata went into exile and left the Mandinka people because of the actions of Sassouma Berté. Sassouma Berté was the mother of Sundiata's half-brother Dankaran. She was jealous of Sundiata's potential claim to the throne, so she worked to scare him and his mother away. Eventually, Sundiata and his mother were forced to go into exile.
Learn more about Sundiata's exile