Original sentence: As a consequence, the national identity of Egyptians as it developed in the 19th to 20th centuries consists of overlapping or conflicting ideologies, an Arabic or Muslim identity on one hand (Pan-Arabism, Arab nationalism) versus a secular nationalism that focuses on Pre-Islamic culture (Ancient Egypt and Byzantine Egypt) on the other.Following the Muslim conquest of Egypt in the 7th century, the population of Byzantine Egypt was greatly influenced by the Arabs, even adopting the Arabic language to completely replace the native Coptic language.This unique geography has been the basis of the development of Egyptian society since antiquity
Edited sentence: As a consequence, the national identity of Egyptians as it developed in the 19th to 20th centuries consists of overlapping or conflicting ideologies, an Arabic or Muslim identity on one hand (Pan-Arabism, Arab nationalism) versus a secular nationalism that focusses on Pre-Islamic culture (Ancient Egypt and Byzantine Egypt) on the other.Its closest relatives are the Berber, Semitic, and Beja groups of languages.The population of Christian Byzantine Egypt was Arabized following the Muslim conquest of Egypt in the 7th century.This unique geography has been the basis of the development of Egyptian society in antiquity