Abstract: The aim of the paper is intended to look into the driving forces to the formation of Ethnic-based political parties Ethiopia in post 1991. To address the objectives of the study, the researcher employed qualitative approach with case study as study design and used primary and secondary data sources. Primary data collected from the key informant interview and FGDs. Secondary data collected from different books, reports, journals, published and unpublished proclamations, conference papers, dissertations and Federal Democratic Republic of Ethiopia (FDRE) constitution. The researcher used purposive sampling and thematic analysis method based on the objectives of the study. The study findings indicated that With the view of ensuring unity with diversity the finding of the study has revealed that ethnic-based political parties emerged in Ethiopia with: the contradictory political debates on history, the nature of the constitution, exploitation and the divide and rule political program of Tigray Peoples Liberation Front (TPLF) contributed a lot to the existing ethnic-based politics in Ethiopia.Abstract: The aim of the paper is intended to look into the driving forces to the formation of Ethnic-based political parties Ethiopia in post 1991. To address the objectives of the study, the researcher employed qualitative approach with case study as study design and used primary and secondary data sources. Primary data collected from the key informant int...Show More