John Okello the Umma Party's socialist policies on health, education and social welfare were adopted by the government. Okello then stayed in Kenya, in Congo-Kinshasa and in Uganda. He was incarcerated multiple times and was last seen with the Ugandan president Idi Amin in 1971; he vanished afterwards. In the book “Revolution on Zanzibar” by Don Petterson, it is more or less assumed that Idi Amin saw him as a threat (after Amin promoted himself, Okello reportedly joked that "now Uganda has two Field Marshals") and arranged his murder. But regarding the joke, presuming "Field Marshall" Okello was killed in 1971 (he
Mohammad-Amin Riahi classical Persian texts such as "Mersad-al-ebad" and "Nozhat-al-majalis". During a course of 60 years he published numerous scholarly articles, a selection of which are gathered in a volume titled "Forty essays on language, literature and history of Iran". Among numerous cultural positions he held during his career, Riahi was a professor of Tehran University, the founding member and later president of the Shahnameh Foundation (1971–1979), vice-chairman of the Iranian Academy of Literature and Arts, and Iranian Minister of Education (1979). "Critical Editions of old Persian books:" "Literary and Historical research books:" "Some of Encyclopedic Articles:" Mohammad-Amin Riahi Mohammad-Amin Riahi (;