sentences:  Rajnath Singh had been associated with the Rashtriya Swayamsevak Sangh since 1964, at the age of 13 and remained connected with the organisation.In 1974, he was appointed secretary for the Mirzapur unit of the Bharatiya Jana Sangh, predecessor of Bharatiya Janata Party.In 1975, aged 24, Singh was appointed District President of the Jana Sangh.