 After the Muslim conquest, the Berber tribes of coastal North Africa became almost fully Islamized.Besides the Arabian influence, North African population also saw an influx via the Barbary Slave Trade of European peoples, with some estimates placing the number of European slaves brought to North Africa during the Ottoman period as high as 1.25 million.Interactions with neighboring Sudanic empires, traders, and nomads from other parts of Africa also left impressions upon the Berber people.