The deadly trade in cluster bombs is funded by the world's biggest banks who have loaned or arranged finance worth $20bn (12.5bn) to firms producing the controversial weapons, despite growing international efforts to ban them. HSBC, led by ordained Anglican priest Stephen Green, has profited more than any other institution from companies that manufacture cluster bombs. The British bank ... has earned a total of 657.3m in fees arranging bonds and share offerings for Textron, which makes cluster munitions described by the US company as leaving a clean battlefield". HSBC will face protests outside its London headquarters today. Goldman Sachs, Bank of America, JP Morgan and UK-based Barclays Bank are also named among the worst banks in a detailed 126-page report by Dutch and Belgian campaign groups IKV Pax Christi and Netwerk Vlaanderen. Goldman Sachs, the US bank which made 3.19bn proft in just three months, earned $588.82m for bank services and lent $250m to Alliant Techsystems and Textron. Last December 90 countries, including the UK, committed themselves to banning cluster bombs by next year. But the US was not one of them. So far 23 countries have ratified the convention. The UK has yet to do so.