Nigel Farage is a great survivor. A decade ago, the British populist provocateur achieved his lifelong ambition—getting his country to vote itself out of the European Union. Since then, he has founded Reform UK—now Britain’s most popular party—and won a seat in Parliament after seven failed attempts. But one question won’t go away: where does he get his money from? Hoping to silence inquiries about his financial interests, the Reform leader today risked everything in a Trumpian gamble. Farage an