The document discusses key concepts related to cultural integration and transition. It defines diaspora as populations dispersed from their homelands and living elsewhere. Acculturation is the gradual absorption of one culture into another through learning a new language and customs. Assimilation is fully entering social and cultural aspects of the dominant culture. During transition periods between cultures, minority groups may experience feelings of insecurity, alienation and unhappiness as their traditions are lost but new ways are not fully adopted.