Ethiopia (Chama cha Wafanyakazi cha Ethiopia) 1987-1991 Kenya (Kenya African National Union) 1982-1990 Malawi (Malawi Congress Party) 1966-1993 Somalia (Chama cha kimapinduzi ya kijamii ya Kisomali) 1976-1991 Tanzania (Tanganyika African National Union) 1965-1975; Zanzibar (Afro-Shirazi Party 1965-1992; TANU na ASP zikaungana kuwa (Chama Cha Mapinduzi) 1975-1992 Uganda (National Resistance Movement/Party) 1987-2005 Zambia (United National Independence Party) 1972-1990