The Ibovespa gained 0.2% to close at 177,650 on Thursday on hopes of an Iran-US peace deal. Oil prices retreated amid signs of a possible diplomatic breakthrough in the Middle East conflict. Reports indicated that the US and Iran had reached an agreement through Pakistani mediation, while US Secretary of State Marco Rubio said there were “some good signs” that a deal to end the war in Iran could be in sight. Financial stocks advanced as easing energy pressures supported sentiment, with Ita