evidence: "Zangnan has been China's territory since ancient times. This is an undeniable fact," Col. Wu Qian, China's Defense Ministry spokesperson, said of the region the Indian government calls the state of Arunachal Pradesh. [...] The ongoing dispute between China and India over Arunachal Pradesh has historical roots, with the two countries having engaged in a brief, bloody conflict in the 1960s over the territory. [...] "The United States recognizes Arunachal Pradesh as Indian territory, and we strongly oppose any unilateral attempts to advance territorial claims by incursions or encroachments, military or civilian, across the Line of Actual Control," Vedant Patel, a U.S. State Department spokesperson, said last week.