Indira Gandhi negotiated a treaty to establish the Islamic nation of Bangladesh describes one of Indira Gandhi's major accomplishments.
Explanation:
The India-Pakistan war of 1971 was itself a step taken to free East Pakistan region from the clutches of West Pakistan.
It was on the orders of the then Prime Minister of India, Indira Gandhi, that the war took place. Moreover, Indira Gandhi was against the formation of an independent Sikh State.