Grassroots activism significantly influences policy changes by mobilizing community members to advocate for specific issues. Local movements raise awareness, engage citizens, and build coalitions, which can pressure lawmakers to respond to public demands. Successful grassroots campaigns often leverage social media and traditional outreach to amplify their message and gain support. Over time, this collective action can lead to legislative reforms, changes in public opinion, and a reallocation of resources, ultimately shaping policy agendas at various levels of government.