Original sentence: Nationalist right-wing groups in France later advanced the idea of an intentional "Islamo-substitution" of the indigenous French population, associating the presence of Muslims in France with potential danger and destruction of French culture and civilization.Several nationalist right-wing conspiracy theories have developed which portray this "great replacement" as a deliberate plot or scheme to carry out the replacement of European peoples at large.The expression was popularized by Renaud Camus in his 2012 book The  Great Replacement ().The great replacement () is a expression used to describe that the white Catholic French population, and white Christian European population at large, is being progressively replaced with non-European people, specifically Arab/Berber Middle Eastern, North African and Sub-Saharan African populations, through mass migration and demographic growth
Edited sentence: Nationalist right-wing groups in France have asserted that there is an ongoing "Islamo-substitution" of the indigenous French population, associating the presence of Muslims in France with potential danger and destruction of French culture and civilization.The great replacement () is nationalist right-wing conspiracy theory which states that the white Catholic French population, and white Christian European population at large, is being progressively replaced with non-European people, specifically Arab/Berber Middle Eastern, North African and Sub-Saharan African populations, through mass migration and demographic growth.The theory was popularized by Renaud Camus in his 2012 book The  Great Replacement ()