U.S. set to unveil "economic D-Day" sanctions against Iran

Treasury Secretary Scott Bessent said new sanctions being imposed on Iran would amount to the "greatest financial offensive" ever.

Welcome back to the City AM liveblog. The FTSE 100 is poised to edge up on Monday’s market open, with IG futures pointing to a gain of a few points in early trading. The blue-chip index ended last week on a high as it finished at 10,816 on Friday, adding 0.6 per cent to Thursday’s…