I do not understand this childishness. Just because there is Allah in Allahabad, change the name to Ishwarabad? Quo vadis India? Why divert attention of the people on changing of names of places! Work for the development of the state, instead.
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The correct name of the city is the one pronounced in Hindi viz Illahbad. And as far as changing the name of this or any other city is concerned do you really think that it would make such a big difference