Civil disobedience movements play a vital role in social change by challenging unjust laws and systems through nonviolent resistance. By raising awareness and generating public discourse around specific issues, these movements can influence public opinion and lead to policy changes. Historical examples include the Civil Rights Movement and anti-colonial struggles, where acts of civil disobedience helped to dismantle oppressive structures. This form of protest highlights the moral imperative of addressing injustice and mobilizes communities for collective action.