Bridgewater Associates founder Ray Dalio, perhaps China’s biggest bull on Wall Street, unloaded his firm’s entire stake in e-commerce giant Alibaba amid a fire sale of its holdings in U.S.-listed Chinese stocks. The move is notable given Dalio has been an increasingly outspoken champion of Beijing and its one-party leadership ever since he first visited the country in 1984, even sending his son Matt to live in the country for a year a decade later. Last November, Dalio launched what is believed to be the single biggest fundraising in China at the time , collecting the equivalent of $1.25 billion...