This article aims to examine the legacy and policy of AK Party in Turkey, Ennahda’s political movement in Tunisia, and Jamaat-e-Islami (BJI) in Bangladesh, which is ostensibly identified with Islamic political ideology and acquainted with the world as a ‘moderate-conservative political Islam party.’ The study interrogates the nature, processes, and the characteristic features of the three countries’ administrative system, comparatively from three regions of the world, particularly from the Middle East and Europe region, Africa and Arab region, and the South Asian region. This study also highlights these political parties’ history, political ideology differences, and their practices reflective of democratic principles from a theoretical perspective on politics, policy, and philosophy. It also acknowledges whether the political development of Turkey from 2002 onward is feasible for Bangladeshi and Tunisian Islamic political parties to accept as a role model in their political arena.