The Chinese Foreign Ministry is vowing to retaliate in a dramatic escalation of tensions after it said the United States had demanded Beijing close its consulate in Houston. Ministry spokesman Wang Wenbin said the US made the demand on Tuesday and described the US move as “unprecedented escalation”. Wang said the Chinese embassy and consulates in the US had received both explosives and death threats recently. “China demands the US revoke the wrong decision. If the US went ahead, China would take necessary counter measures,” Wang said. Wang’s disclosure came after Hu Xijin, editor-in-chief of The Global Times, said on...