The increasingly modern era is considered to have shifted the role of youth in preserving their culture, but not for Nias ethnic youth. Many young people in Nias consider that culture is very important to maintain its existence. The thought of maintaining cultural identity certainly requires social movements that can be carried out through daily activities or certain activities. This research has revealed the strategies of social movements that have been implemented and are considered relevant by teenagers in preserving their culture. With the process of collecting qualitative data, the researcher will describe descriptively the strategies of the youth of Nias ethnicity in creating social movements to maintain the existence of ancestral culture. This cultural development process is considered to apply to teenagers through daily activities or cultural festival activities. Because the Nias ethnic group has many traditions that are still being held.