Marsha P. Johnson's activism was deeply rooted in her personal experiences as a Black transgender woman in the United States, navigating societal discrimination and violence. Her involvement during the Stonewall riots illuminated her commitment to LGBTQ+ rights and the need for change. Johnson co-founded the Street Transvestite Action Revolutionaries (STAR) to support homeless trans and LGBTQ+ youth, attesting to her firsthand understanding of their struggles. Her life experiences informed her approach to activism, advocating for both racial equality and sexual liberation, highlighting the intersectionality of these movements.