Developments in Dar al-Islam Practice Test

They abolished taxation on non-Muslims entirely, removing incentives for conversion and shrinking the caliphate’s revenue base permanently.

They created a cosmopolitan imperial culture and more effective governance, helping integrate diverse peoples through shared administration and learning.

They ended maritime trade in the Indian Ocean, forcing Muslim merchants to rely on caravan routes controlled by steppe nomads alone.

They moved the capital back to Mecca, making pilgrimage the sole center of political decision‑making and weakening provincial administration.

They replaced Islamic law with Roman law, reducing the authority of religious scholars and eliminating the need for Arabic literacy.