FTSE 100 Edges Up 0.2% on July 9 as Markets Digest U.S. Tariff Expansion

London’s FTSE 100 inched up 0.2% on July 9, with investors continuing to absorb the impact of U.S. tariff expansions. Advertising giant WPP (WPP.L) plunged 19%—its worst daily drop in over three decades—after slashing profit forecasts due to key client losses and shrinking new business, weighing heavily on the index.