Taiwan president faces more grief from US than China

IN a few weeks, Tsai Ing Wen will mark her first anniversary as president of Taiwan. However, her celebration is likely to be subdued since she is facing intractable problems with the world's two most important powers - China, which is an existential threat to her country; and the US, the guarantor of its security but whose reliability under Donald Trump is open to question.

The Chinese leader Xi Jinping wants her to accept what is known as th…