Milestones in the History of Islam in Eritrea is an attempt to explore the key markers of the Eritrean Islamic history. The book surveys the impacts of the early Muslim migrants, the rise of the Dahlak Sultanate, the aftereffects of the advances of Imam Ahmed Gragn, the Ottoman conquest, the emergence of the semi-autonomous Naib dynasty and the spread of Islam among the Beja tribes. The book also discusses the pivotal roles of the religious families and Sufi orders, the effects of King Yohannes IV forced conversion edict and the colonial occupation. It concludes with a discussion on the rise of Islamic institutions and the adverse impacts of the dissolution of the UN Federal Act.