Arab-Berber Arabization process in the Maghreb. Various population genetics studies along with historians such as Gabriel Camps and Charles-André Julien lend support to the idea that the bulk of the gene pool of modern Maghrebis, irrespective of linguistic group, is derived from the Berber populations of the pre-Islamic period. Arab-Berber Arab-Berbers (; ) are an ethnic group native to Maghreb, a North African region along the Mediterranean Sea and the Atlantic Ocean. Arab-Berbers are people of mixed Berber and Arab origin and whose native language is a variant of Maghrebi Arabic. Many Arab-Berbers identify primarily as Arab and secondarily as Berber.
Ethnic cleansing is intended to destroy a population. Some academics consider genocide as a subset of "murderous ethnic cleansing". Thus, these concepts are different, but related, as Norman Naimark writes: "literally and figuratively, ethnic cleansing bleeds into genocide, as mass murder is committed in order to rid the land of a people". William Schabas adds, "Ethnic cleansing is also a warning sign of genocide to come. Genocide is the last resort of the frustrated ethnic cleanser." In 1946 Königsberg was renamed Kaliningrad. The survivors of the German population were forcibly expelled and the city was repopulated with Soviet citizens. In the 1990s