The Muslim reform movement of the 1770s that swept through the trade networks in Senegambia and the western Sudan was what variant of Islam? AP World History Chapter 20 The Muslim reform movement of the 1770s that swept through the trade networks in Senegambia and the western Sudan was what variant of Islam? a. Shi'a b. Ismaili c. Sufi d. Fatimid e. Nizari Answer: C Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+