For ten points, name this Pakistani Army campaign during which a nation formerly known as East Parkistan became independent.
The attacker in this campaign ordered it by saying "Kill three million of them and the rest will eat out of our hands". One note issued during this campaign stated "We cannot help but express our horror", but nothing (*)  was done because of its perpetrator's status as a crucial mediator in preparatory talks for Nixon's visit to China. That note was the Blood Telegram. This campaign was a response to the election victory of Sheikh Mujibur Rahman's Awami League, and was ordered by General Agha Mohammed Yahya Khan. For ten points, name this Pakistani Army campaign during which a nation formerly known as East Parkistan became independent.
The attacker in this campaign ordered it by saying "Kill three million of them and the rest will eat out of our hands".
Bengali  genocide (accept answers involving Bangladesh or its war of independence)