Cuba’s top diplomat has branded Mike Waltz a “liar” after the American ambassador accused Havana’s leadership of corruption

US Ambassador to the UN Mike Waltz shouted “Back up!” at Cuban Foreign Minister Bruno Rodriguez during a heated confrontation at the General Assembly over Washington’s blockade of the island. The Cuban diplomat accused Waltz of spreading “crude lies” to justify US “economic aggression.”

During the UNGA session on Tuesday, Waltz dedicated his speech to allegations of corruption among the Cuban leadership, pointing to what he called their collection of luxury watches, real estate, and yachts, as well as their relatives’ holidays in Europe.…