The prime minister said the Jana Sangh (the BJP's precursor) and BJP resolutions he authored remain worth reading even today. PM Modi pens tribute to LK Advani as the veteran BJP leader enters his 100th year, recalling his political journey and contributions to modern India. The Bharatiya Janata Party (BJP) will organise a special programme at its Central Office to mark the 100th birthday of veteran party leader and former Deputy Prime.