India has long taken pride in doing what few major powers could manage. It bought oil from Iran , built defense ties with Israel , strengthened relations with the US and expanded economic links with the Gulf monarchies, while insisting it would not be drawn into regional camps or formal alliances . The Iran war , however, is pushing that formula to its limits. India's Prime Minister Narendra Modi seems to be feeling the pressure — he is set to embark on a diplomatic tour on Friday that will see