TAIPEI, Taiwan — Taiwan’s main opposition party, once a widely feared political force, now parades through the streets in a pink pickup truck decked out with pig’s ears and a snout. It brings life-size pig models to rallies. On the floor of the island’s legislature, its members recently flung pig intestines at rival lawmakers.The garishly porcine displays by the party, the Kuomintang, are meant to highlight one of its pet issues, the importation of American pork containing a controversial additive. But in the eyes of critics, the antics signal the identity crisis that the party, once Asia’ …
