Xi warns against foreign interference in Taiwan, says China will 'never promise to renounce' force- Chinese President Xi Jinping said China reserves the option of "taking all measures necessary" against "interference by outside forces" on the issue of Taiwan.- In a wide-ranging speech Sunday, Xi spoke firmly about China's resolve for reunification with the self-governed island, which Beijing considers part of its territory.BEIJING — Chinese President Xi Jinping said China reserves the option of "taking all measures necessary" against "interference by outside forces" on the issue of Taiwan.In a wide-ranging speech Sunday, Xi spoke firmly about China's resolve for reunification with the self-governed island, which Beijing considers part of its territory."This is directed solely at interference by outside forces and a few separatists seeking Taiwan independence," he said, emphasizing that resolving the Taiwan question is a matter for the Chinese to resolve."