This is the flag of Coptic Egypt. It comes from a world where Islam was never founded. One of the many consequences of this was that the Byzantine Empire continued to prosper for a number of years. Eventually, however, tensions began to grow within the empire. Egypt began to fell that Constantinople was giving them the short end of the stick a bit too often. Egypt's main grievances were increased taxes and increased tensions between the Coptic and Orthodox churches.
After a brief war Egypt was granted its independence. Despite this Egypt retains good relations with Byzantium. It also maintains good relations with fellow Oriental Orthodox nations Ethiopia and Armenia. Egypt has traditionally been a hub of trade, and following its independence work began on a canal in the Sinai Peninsula. Egypt established traditions ports in India and China. It also established colonies in Australia, which is known as New Egypt, as well as a few minor colonies in South America.
The wealth from its trade and colonies has made Egypt as very rich nation. People and goods from throughout the world can be found across Egypt's cities. Currently their something of an architectural fad based around reinterpretations of Ancient Egyptian architecture. Egypt also has a reputation for having some of the best universities and centers of learning in the world. It is a nation which honors its past while keeping a eye towards the future.
The flag contains a Coptic Cross to represent Egypt's Coptic faith. The background represents the sands of Egypt, while the blue bands stands for the waters of the Nile River. The writing is in the Coptic Script and reads "Jesus Christ, Son of God".