Integration of Patriarchal and Matriarchal Culture System in Indonesia; Study in North and West Sumatra

Batak and Minangkabau are the two big tribes in Indonesia. It is not wrong to say that Bataks cultured. In theory, humans cultured creatures. Culture static, impermanent flexible. This flexibility can be seen process of mixing between or more cultures. When cultures at same time place, culture becomes inevitable. Just like a melting pot salad bowl America. perspective sociology anthropology referred by various terms such as acculturation, assimilation integration. The phenomenon cultural occurs major Indonesia, namely These communities printed on island Sumatra. people known very strong adhering customs culture. Both have clear ethnic identities with contrasting differences, including patriarchal kinship system which has matriarchal system. meeting these through marital institutions resulted loss some elements systems. matriarchy fades when it midst vice versa experiences identity what authors call collapse. fact, cannot survive dealing other cultures.
 Keywords: Batak; Minagkabau; cultures; sociology; antropology; patriarchal;