A US congressional delegation poses with Taiwanese diplomat Douglas Yu-tien Hsu (C) after arriving in Taipei on Sunday – Copyright MINISTRY OF FOREIGN AFFAIRS/AFP Handout A US congressional delegation arrived in Taiwan on Sunday, officials said, days after China held military drills around the island in retaliation for US House Speaker Nancy Pelosi’s visit. Sunday’s unannounced trip came after Pelosi infuriated Beijing by visiting Taiwan earlier this month, sparking unprecedented air and sea drills that raised the prospect of conflict. The five-member delegation, led by Senator Ed Markey of Massachusetts, will meet with President Tsai Ing-wen and attend a banquet…