Final answer:
Social movements can arise when people are forced to leave their homes, which can lead to social unrest and protests. These protests often seek to address social issues and demand change.
Step-by-step explanation:
Social movements can emerge when people are forced to leave their homes, leading to social unrest. In situations where people feel that their rights are being violated or their interests are not being protected, they may stage protests to express their discontent. These protests can bring attention to social issues and lead to demands for change. For example, the protests in Ferguson after the shooting of Michael Brown were a response to perceived injustice and police misconduct. The protests highlighted the need for reforms in the criminal justice system.