China has warned Panama of “serious consequences” after most of the country’s lawmakers set up a parliamentary exchange group with Taiwan, defying pressure from Beijing’s embassy and a public disavowal by their own president. The warning came from foreign ministry spokesman Guo Jiakun, who said on Monday that the group seriously violated the one-China principle upheld by Panama and urged what he called “those few politicians” to “see the real picture”. Beijing had noted the Panamanian...