The only difference in 1965 and 1971 was that 1965 failed and 1971 succeeded..
See the futility of harping on disputed territory claims. Your arguement is self defeating. Bangladesh not being a disputed territory got separated from pakistan and Kashmir being proclaimed as disputed from 1947, is still with India...
Still doesn't matter. Irrelevent. You don't have many arguments pertaining to the topic so you're going off-topic now.