Cuba is permitting its diaspora to own small and medium enterprises for the first time while the Trump administration demands that Miguel Díaz-Canel resign.Deputy Prime Minister Oscar Pérez-Oliva Fraga told NBC News that the opening follows intense pressure from a US oil blockade linked to the Venezuelan crisis.Negotiations reportedly involve Raúl Guillermo Rodríguez Castro as Donald Trump signals a desire to liberate the island through management changes or a deal.Experts from the University of Miami remain skeptical of the reforms despite