 With the spread of Islam the Qarakhanid Turks conquered Transoxiana from the Arabs and the Samanids from the Persians.The majority of the Turks converted to Islam in the mid 10th century under Sultan Satuq Bughra Khan when they established the Kara-Khanid Khanate.Satuq Bughra Khan and his son directed endeavors to proselytize Islam among the Turks and engage in military conquests.