Market regulation system was introduced by Ala-ud-Din Khilji. He was the second and the most powerful ruler of the Khalji dynasty that ruled the Delhi Sultanate in the Indian subcontinent.
The first women Prime Minister of India is Indira Gandhi.
Following the death of Indian Prime Minister Lal Bahadur Shastri, Indira Gandhi becomes head of the Congress Party and thus prime minister of India in the year 1966 until her death in 1984.