Re: which city in the world produced more Prime Ministers than any other?
oops, yeah…his name was just Chandra Shekhar Singh. he had an association with Allahabad for a long time. he did his Master’s Degree from Allahabad University and lived there for a large part of his life.
same is true with Gulzari Lal Nanda who also obtained his degree from Allahabad University and lived there for quite sometimes.
these facts are contained in Wikipedia.