The shortage has led to blackouts across the Caribbean nation.

Warning comes as US threatens tariffs on any country that supplies oil to the Caribbean island.

The shortage has led to blackouts across the Caribbean nation.

HAVANA: Cuba detailed a wide-ranging plan on Friday to protect essential services and ration fuel as the communist-run government dug in its heels in defiance of a US effort to…

US pressure pushes island nation's 11 million people to the brink as Cuba imposes emergency measures amid fuel crisis.