The rise of extremist ideas in Indian domestic politics under the Modi government has shaken New Delhi’s constitutional foundations and its manifestations in the country’s foreign relations. The arrival of Modi in Indian politics as Prime Minister augmented the role of religion in the country’s politics based on the fanatical ideological configurations of the Bharatiya Janata Party (BJP) and its strong association with the Rashtriya Swayamsevak Sangh (RSS). The common extremist beliefs of both ideological groups revolutionised the conventional notion of Hindu nationalism in India’s mainstream social, economic, and political landscapes