Two Separate Cuba-Destined Humanitarian Ships Listed Missing after Departing Mexican Waters.

A extensive search and recovery operation is actively in progress in the Caribbean Sea for two missing boats transporting aid cargo en route from Mexico to Havana.

Military Rescue Operations Deployed

The Mexican government has deployed naval assets and search planes to locate the Friendship and Tigger Moth, which were transporting no fewer than nine total sailors, per a navy statement.

The boats had been scheduled to reach the Cuban capital on Tuesday or Wednesday, but there has been no communication from them and no official word of their arrival, the statement clarified.

Background of Humanitarian Support to Cuba

The island nation has depended significantly on Mexico's over recent weeks, as the nation endures widespread nationwide blackouts.

"Both captains and crews are experienced sailors, and both vessels are outfitted with suitable navigational gear and signalling equipment," a spokesperson for the convoy stated.

The nine individuals on board are citizens of the United States, Cuba, France, and Poland. Officials said it has opened communications with coast guard agencies from the involved countries along with their embassy officials.

"The group is co-operating fully with the relevant authorities and are still optimistic in the capability of the sailors to make it to Cuba without incident," the spokesperson added.

Earlier Relief Delivery

Just days before, the Cuban authorities warmly welcomed and greeted with fanfare a separate vessel that had carried a significant amount of humanitarian aid to the nation.

That vessel, called "a new Granma" after the boat in which Fidel Castro came back to Cuba to begin the Cuban Revolution in the 1950s, brought photovoltaic panels, medicines, baby formula, bikes and food.

Wider Political Backdrop

Charity groups and individuals have been at the forefront of attempts to deliver humanitarian aid to Cuba since January, when a oil sanctions on the Communist-run nation began.

International organizations have since highlighted ""severe" supply shortages, with in excess of fifty thousand operations postponed in Cuba amid power shortages.

Political measures have been ramped up in recent months, with remarks from various leaders highlighting the delicate state of relations.

In response to previous statements, a high-ranking Cuban official insisted that "the socialist system of Cuba is non-negotiable."

Indications suggest that preliminary steps of discussions were initiated, although their current progress remains not publicly known.

The maritime authorities said it was committed to using all of the resources at its command to discover the boats and secure the safety of the people on board.

To date, there has been no official comment on the disappeared vessels by the government in Havana.