Brazil has called for peaceful settlement of the dispute about Iranian nuclear programme. According to Iranian news agency IRNA, Brazilian Foreign Minister Brasil Celso Amorim made the call at a joint press conference with his Iranian counterpart Manouchehr Mottaki in Tehran on Tuesday evening.According to media reports, he also demanded that Iran guarantee its nuclear programme has no military aims, saying the crisis has become the single most important security issue in the world. Brazilian Foreign Minister said his country will work to avoid new sanctions against Iran, but urged Tehran and world powers to show flexibility over an atomic fuel deal stalled for several months. Mr Amorim was in Iran on a two-day visit. Brazil is a temporary member of the 15-member Security Council.