Stocks rebound as Mideast mediation pushes oil lower

July 21 : Global stocks rose on Tuesday as oil prices retreated from a one-month high on mediation efforts in the Middle East, and investors braced for corporate earnings that will test an AI trade that is under pressure.Yemen's Iran-aligned Houthis said they would impose a naval blockade on Saudi Arabia, a move that could further disrupt energy supplies, amid increased attacks between the U.S. and Iran, even as efforts were being made to revive a fragile ceasefire. A senior Iranian official told Reuters on Monday that Tehran had received a proposal from mediators for a 10-day ceasefire, intended to pave the way for a lasting agreement to end the war that began on February 28 with U.S.-Israeli attacks on Iran.Brent crude futures eased 0.6 per cent to $88.72 per barrel on Tuesday as investo