"Die Welle" is a German film directed by Dennis Gansel, released in 2008. It is based on a real-life social experiment conducted by Ron Jones in 1967, where a high school teacher demonstrates how easily people can be influenced by authoritarianism. The story follows a teacher who initiates a project to create a disciplined community, leading to unexpected and dangerous consequences. As the experiment progresses, students become increasingly loyal to their group, adopting extreme behaviors and ideologies. The film explores themes of conformity, power, and the fragility of democracy, highlighting how ordinary individuals can become complicit in oppressive systems.