The Falkland Islands have a population of few thousands. Bangladesh back then had a population of over 70 million (and over 160 million today). Over 3 million Bangladeshi civilians  were killed by the Pakistani Army.  It is now the country with the fourth largest Muslim population. 

Tell me, which war do you think is more significant?

And the 1971 war can be called the Bangladesh War, because that was the issue it was fought over.