The term “Nationalism” can be redefined within the scope of Post-colonial discourse and often looked to be different in meaning for the readers. It requires a deep and intensive observation of the historical facts which contributed a great deal tracing origin and gauging development of the notion of ‘nationalism’ in South Asia. Nationalism in its simplest means is the similarity in culture, politics, religion, economic endeavours and social norms of the inhabitants of a particular region. The democratic era commenced in Europe with its marvellous philosophy. European enlightenment and emancipation passed through many phases. As far as Muslim Nationalism is concerned, especially in colonial setting, it is evolution of centuries old phenomenon based on Two-Nation Theory which in itself is not the product of one day. Research paper in hand throws light on the very evolution of the ideological dimensions of Muslim Nationalism resulting into the form of democracy which has ultimately been evolved in today’s socio-political framework.