Cuban President Miguel Diaz-Canel warned Sunday that his government would not tolerate public disturbances during the nationwide power outage which the authorities are struggling to resolve.

The repeated failure of the power grid and a hurricane that has swamped the island’s eastern end has many Cubans fed up, posing a challenge to the Communist government.

Cuba's electrical grid collapsed again on Sunday, the fourth such failure in 48 hours, with a hurricane making landfall to compound the island's misery and threaten further havoc on its decrepit infrastructure.

Many Cubans waited in anguish late Sunday as electricity on much of the island had yet to be restored days after an island-wide blackout. Their concerns were heightened as Hurricane Oscar slammed into Cuba’s eastern coast,