Pelosi Heads for Singapore, but Is Silent on Taiwan

Speaker Nancy Pelosi was expected to appear in Singapore on Monday as part of a closely watched tour of Asia that has stoked fears, including at the highest levels of the American government, of dangerously heightened tensions with China over the possibility that she would make a stop in Taiwan.

Ms. Pelosi has not confirmed whether she will visit Taiwan, a self-governing democracy of 23 million people that China claims as its own territory….