Dhaka, Aug. 7 -- President Jimmy Carter of the United States had once paid Iran glowing tributes, which was received quite normally in American policy circles and raised no eyebrows: He had said: "(Iran was) an island of stability in one of the most troubled areas of the world". In one of the weirdest ironies of history, within months in 1979, with the Iranian Revolution, the perception of Iran in American eyes underwent a most radical transformation. It was followed by the hostage-taking of American diplomats, and a nose-diving of bilateral relations. Since 1980 there have been no diplomatic connections. However, over the years a kind of modus vivendi had evolved, a grudging tolerance of each other accompanied by some functional interact...