The Muslim empire of southwest Asia conquered much of what is now palistan

, Afghanistan, Iran, Iraq, and parts of other neighboring countries during its expansion in the 7th and 8th centuries. This empire was known as the Umayyad Caliphate and later the Abbasid Caliphate, and it played a crucial role in spreading Islam throughout the region. The Muslim conquest brought a new religion, culture, and language to the conquered territories, and it had a lasting impact on the history and development of the region.