The Lost History of Christianity: The Thousand-Year Golden Age of the Church in the Middle East, Africa, and Asia—and How It Died

by Philip Jenkins

The new Muslim militancy had dreadful consequences for the network of smaller Christian states that had existed on the fringes of the Muslim world—Armenia and Georgia, Ethiopia and Nubia. After 1250, the Mamluks pursued their jihad not only against European crusaders, but against neighboring Christian regimes. After 1260, the Mamluks expanded into Syria and began pressing on the Armenian state.