Investing OTCTOPSTOCKS March 20, 2026 Martin Lewis gives £16,000 ISA investment advice as war causes plunge A This Morning viewer was concerned their investment had fallen due to the Iran war Source credit Share FacebookTwitterPinterestWhatsApp Previous articleMartin Lewis gives £16,000 ISA investment advice as war causes plunge | Personal Finance | FinanceNext articleUK faces brutal reality check – Reeves, Rayner and Miliband blown away | Personal Finance | Finance