The United States on Monday began revoking the special treatment extended by law to Hong Kong, heightening the stakes in its showdown with China over Beijing's moves to use a new national security law to tighten its grip over the territory.The State Department said it is ending controlled defense exports to Hong Kong and will take steps to impose the same restrictions on the transfer of U.S. defense and dual-use technologies, which have both civil and military applications, to the special administrative region as it puts on mainland China.The Commerce Department separately said that regulat…READ FULL ARTICLE