New Delhi, Jan. 12 -- Could Marco Rubio become the president of Cuba? Donald Trump has already declared on Truth Social, the idea 'sounds good' to him. And for Rubio - the son of two Cuban immigrants, the idea is hardly new. Long before he became one of the most powerful figures in US foreign policy, Rubio had penned about his childhood dream of leading Cuba.

In his memoir written after he was elected to the US Senate in 2010, Marco Rubio recalled how he had told his grandfather he would help free Cuba from Fidel Castro's rule.

"I boasted I would someday lead an army of exiles to overthrow Fidel Castro and become president of a free Cuba," Rubio, the now US Secretary of State and national security adviser had written in his 2012 memoir,...