Brooklyn Rivera Bryan, the Miskitu leader and president of the indigenous opposition party Yatama, died on May 30, 2026, at age 73 after more than 970 days in illegal detention under Nicaragua's government. He died while hospitalized under state custody, with confirmation delayed 15 hours by authorities.

Tininiska Rivera Castellón alleges that Nicaragua's Daniel Ortega and Rosario Murillo government assassinated her father, indigenous leader Brooklyn Rivera Bryan, through three years of arbitrary imprisonment, forced isolation from family, and deliberate mistreatment that led to his death.