Donald Trump launched the Shield of the Americas military alliance in Miami to combat cartels and announced that Cuba faces imminent regime change.The 17-nation coalition authorized lethal force against regional threats as Trump confirmed military strikes against Iran during Operation Epic Fury.Miguel Diaz-Canel rejected claims of secret negotiations with Marco Rubio while condemning the summit as a neocolonial violation of peace.The move follows the January capture of Nicolas Maduro in Venezuela and the formal recognition of Delcy Rodriguez by the government of the USA.