The US has chartered a course of tacit neutrality on the Arunachal Pradesh issue — to the delight of China, which aims to leave an international question mark hanging over the legitimacy of India’s control of the Himalayan territory, which is almost three times as large as Taiwan. Indeed, the Obama administration has signaled its intent to abandon elements in its ties with India that could rile China, including a joint military exercise in Arunachal and any further joint naval maneuvers involving Japan or other parties, like Australia.