Why is Egypt's religion is Islam?

Answer 1

Egypt's main religion is Islam because 94.6% of Egypt population are Muslims (according to Pew Forum studies as of October 2009).

Answer 2

Egypt's predominant religion is Islam because it was introduced to the region in the 7th century when Arab Muslims conquered Egypt. Over time, Islam became deeply ingrained in Egyptian society and culture. Today, the majority of Egyptians identify as Muslims and Islam is the official state religion.