Omission of presidents of Brazil, Mexico and Colombia, however, exposes failure of US president’s ‘theatrical’ doctrine, say experts

Donald Trump will welcome the leaders of at least 10 Latin American countries to a palm-dotted golf resort in Miami on Saturday as the president continues his quest to transform the US’s standing in the region and outmuscle China.

Since returning to power last year, Trump has launched a dramatic – and at times deadly – crusade to, as the Pentagon chief, Pete Hegset