Grassroots movements challenge systemic power dynamics by mobilizing individuals at the community level to advocate for change. These movements harness the voices of ordinary citizens, leveraging collective action to influence policy and social norms. By raising awareness on issues such as environmental justice, human rights, or economic inequality, they can disrupt established power structures that maintain the status quo. Grassroots activism can create significant momentum for reform, often leading to broader societal shifts and empowering communities in the political landscape.