Old foes learn the language of detente: FT INTERVIEW YASHWANT SINHA: Last week's meeting of the leaders of India and Pakistan was a model of disciplined diplomacy, India's foreign minister tells Andrew Gowers andEdward Luce

Few relationships have been as subject to rumour,speculation, treachery or counter-theory as those between India and Pakistan. For more than 56 years the two countries have blown hot and cold [...]