Rashtriya Swayamsevak Sangh is an Indian right-wing, Hindu nationalist volunteer paramilitary organisation. It is the progenitor and leader of a large body of organisations called the Sangh Parivar, which has developed a presence in all facets of Indian society and includes the Bharatiya Janata Party, the ruling political party under Narendra Modi, the 14th prime minister of India. Mohan Bhagwat has served as the Sarsanghchalak of the RSS since March 2009.