India's first PM Jawaharlal Nehru served for over 16 years, shaping India's early years.
India's first woman PM, Indira Gandhi marked by two terms, she left a lasting impact on the nation.
Manmohan Singh guided India's economy for a decade, promoting growth and stability.
BJP's Atal Bhari Vajpayee remembered for his diplomacy and infrastructure initiatives.
Prime Minister Narendra Modi is currently serving his second term, focusing on development and reforms.
Though Lal Bahadur Shastri's tenure was brief, his leadership during war was exemplary.