Campaigners from four countries will visit London next week for events climaxed by protests over alleged human rights and environmental abuses at the annual meetings of mining companies Rio Tinto and Anglo American...After a public event on Monday evening, the visitors will be attending the Rio Tinto and Anglo American AGMs on Thursday and Friday...where their complaints against the two companies include: Rio Tinto’s controversial Oyu Tolgoi mine in Mongolia, which has been the subject of a complaint to the World Bank over its impact on local herders. Rio Tinto’s construction of a massive copper mine in Arizona on land...sacred to local indigenous peoples. Anglo American’s failure to provide decent compensation and medical services for the thousands of ex gold miners who are now suffering from silicosis. The Cerrejon [joint venture Anglo American, BHP Billiton, Xstrata] coal mine in Colombia, co-owned by Anglo American, where communities whose homes were destroyed by the expansion of the mine have not been compensated...The visits follow complaints being made to the newly-launched Financial Conduct Authority (FCA)...A letter to the FCA signed by nine different civil society groups.. has called on the FCA to “ensure that UK Stock Exchanges do not continue to act as a haven for those mining companies whose human rights and environmental records leave so much to be desired.”