In 1985, Diana Block, her 2-week old son, and 5 companions, all of them active in the struggle for Puerto Rican independence, flex L.A. after finding a surveillance device in their car. Facing the possibility of arrest, she spent the next decade living underground and raising two children. She resurfaced in the 1990s, struggling to reintegrate into a world she nologer knew. Arm the Spirit is a captivating tale of struggle and solidarity - told from the inside.