When Nigel Farage flew into New York’s JFK Airport for the first time in 1988, he was travelling into the future. Ronald Reagan was the global figurehead of a conservative counter-revolution sweeping the West, one that merged tradition with new money and black-tie balls with the mantra “greed is good”. It was the close of a glossy go-go decade. The Reagans had waltzed on the cover of Tina Brown’s Vanity Fair magazine. John Travolta had swept Princess Diana off her feet in