Two cryptocurrency billionaires, newly returned to Britain, have handed Reform UK £72 million — and in doing so, have forced Westminster to confront a question it has long preferred to leave unasked: whether a democracy should place any limit on the private fortunes that flow into its political parties. The donations are legal under current law, yet the government seeks to apply new restrictions retroactively, raising unresolved questions about fairness, legality, and what it means to be a British resident at all. At stake is not merely one party's windfall, but the architecture of how British