Mary Harris Jones was an American teacher and a labor and community organizer who fought for better working conditions and fair wages for workers. She was known as "Mother Jones" and was famous for leading protests and strikes. She believed that all workers deserved to be treated with respect and dignity and worked hard to make sure everyone felt safe and had a decent life. She used courageous tactics such as marches, rallies and picketing to draw attention to her cause. She believed in unionization and was a strong supporter of the United Mine Workers Union. Mary Harris Jones was an important leader in the labor movement and her work helped improve working conditions for many.