In this overheated election campaign, Prime Minister Narendra Modi came under fire recently for attacking former PM Rajiv Gandhi. At an election rally in Uttar Pradesh, Modi took potshots at Congress President Rahul Gandhi and said: "Your father (Congress president Rahul Gandhi) was termed 'Mr Clean' by his courtiers, but his life ended as 'Bhrastachari number 1'".

But Modi's attack on Rajiv is one among many made by politicians of every hue, size, importance and popularity to target their opponents this election season.

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