The China trip had been planned for months but began to unravel as Trump pressured Beijing and other world powers to use their military might to protect the Strait of Hormuz, a critical waterway for the flow of oil.

BEIJING/TAIPEI, March 30 (Reuters) - The leader of Taiwan's largest opposition party, the Kuomintang (KMT), will visit China in April after being invited by Chinese President Xi Jinping, a trip that will come a month before U.