JAMB - History (2023 - No. 24)
The decline of the Songhai Empire in the 16th century was partly due to
Internal unrest and external attacks
Arab invasions
British colonial expansion
Portuguese trade restrictions
Explanation
The decline of the Songhai Empire in the 16th century was due to a combination of internal unrest and external attacks, particularly from the Moroccan army. The other options are not historically accurate.