Cordero and Mayfield moved to Puerto Rico in 1954 , where they lived until 1959 . In Puerto Rico , she conducted a Rockefeller-funded research study to determine how to provide adequate medical care to poor rural dwellers . In 1960 they traveled to Cuba . In 1961 they moved to the newly independent Ghana , inspired by the leadership of Kwame Nkrumah . While in Ghana , Cordero ran a women ’s health clinic and served as W.E.B. Du Bois ’ physician , tending him until his death in 1963 . She was affiliated with the National Institute of Health and Medical Research , Accra . While living in Ghana , Cordero and Mayfield separated . Mayfield left the country in 1966 , and Cordero was expelled shortly after that , eventually returning to Puerto Rico . In Puerto Rico she continued her work as a doctor and political activist . She advocated Puerto Rican independence , and she was one of the representatives of the Pro-Independence Movement to the 1966 Tricontinental Conference in Havana , Cuba . She was arrested for her activism in 1968 . Her group maintained active contact with the African American liberation movement on the mainland . In 1978 she was involved in protesting the Cerro Maravilla murders
Cerro Maravilla murders
Cerro Maravilla murders
Ana Livia Cordero