Kilusang Mayo Uno (KMU) is a national labor center in the Philippines that advocates for workers' rights and welfare. Founded on May 1, 1980, it aims to unite various labor groups and promote social justice through collective action. KMU focuses on issues such as fair wages, job security, and the protection of workers' rights against exploitation. The organization plays a significant role in mobilizing workers for protests and campaigns, especially during labor-related events like Labor Day. KMU also engages in dialogues with the government and other stakeholders to push for policies that benefit the working class and improve labor conditions in the country.