The term for a large group of people gathered for a common purpose is "assembly" or "gathering." These terms refer to diverse groups, such as social movements, protests, conferences, or community meetings, where individuals come together to express shared interests or objectives. Assemblies can range in size from small local gatherings to large-scale events involving thousands of participants. The purpose of such gatherings may include advocating for social change, discussing ideas, celebrating cultural practices, or facilitating collective decision-making. In many societies, the right to assemble peacefully is considered fundamental to democratic practices and free expression.