Shares, oil dip as US sanctions on Iran loom

LONDON/SYDNEY, Aug 24 : Global stocks slipped on Monday and oil prices eased as investors awaited details of threatened U.S. sanctions on Iran, while the Canadian dollar dipped as a trade war loomed with its southern neighbour.U.S. Treasury Secretary Scott Bessent is due to hold a press conference later on Monday to outline sanctions on Iran, which has shown no sign of relinquishing its control over the vital Strait of Hormuz.Oil futures were down more than 1 per cent ahead of the announcement as some oil traders took profits after big gains last week. The tech sector was on edge for Nvidia's results on Wednesday; investors are aware how hard it will be for the chipmaker to meet stratospheric expectations. "The big news this week will be Nvidia earnings... The tone of that might drive sent