From its biggest private house to a disused tube station, London has long been an attractive place for the Russian president’s cronies to buy property. Their ill-gotten wealth permeated the capital at the expense of us all

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For years, if not decades, the luxury property market in London and south-east England has been feasting on investment from Russia and former Soviet states. The oligarch’s mansion, with fantastical multi-level interiors containing swimming pools, art galleries and vintage car collections, has become the stuff of legend. Estate agents, lawyers, accountants, financial institutions, property companies, public relations agencies, architects and interior designers have all done well out of this abundant cash.

Meanwhile, campaigners and journalists have been sounding the alarm. London, they have long pointed out, appeared to be uniquely attractive to “suspicious wealth” – as the anti-corruption organisation Transparency International UK puts it – from all over the world, and from the former Soviet Union in particular. These alarms were mostly ignored until now, when suddenly it appears problematic to have been complicit in the workings of elites whose leader has started the most dangerous war in Europe since 1945.