Two Separate Cuba-Headed Aid Sailboats Reported Unaccounted For following Departing Mexican Waters.

A comprehensive search and rescue operation is actively under way in the Caribbean region for a duo of unlocated sailboats transporting relief goods traveling from the Mexican coast to Havana.

Maritime Search and Rescue Missions Launched

The Mexican government has sent naval assets and military search aircraft to search for the two vessels, which were had on board a minimum of 9 crew members, according to a military release.

The boats had been scheduled to make landfall in Cuba's capital on either Tuesday or Wednesday, but there has been radio silence from them and no official word of their safe arrival, the navy said.

Context of Relief to the Nation

The island nation has leaned on Mexico's over the last several weeks, as the country endures widespread nationwide blackouts.

"The captains and crews are veteran seafarers, and both vessels are fitted with appropriate safety equipment and communication devices," a spokesperson associated with the mission said.

The nine individuals on board are citizens of France, Poland, the United States, and Cuba. Mexican authorities said it has established contact with maritime rescue coordination centres from the involved countries along with their embassy officials.

"The group is co-operating fully with the relevant authorities and continue to be hopeful in the ability of the crews to make it to Cuba without incident," the official further stated.

Earlier Aid Mission

Just days before, the Cuban authorities warmly welcomed and officially received a different ship that had transported a significant amount of relief supplies to the nation.

That boat, called "a new Granma" following the name of the boat in which Castro came back to Cuba to start the revolution in the mid-20th century, delivered solar panels, pharmaceuticals, baby formula, bicycles and food.

Broader Political Backdrop

Charity groups and individuals have been at the forefront of efforts to ship essential supplies to Cuba since January, coinciding with the time a oil sanctions on the Communist-run nation was initiated.

Global bodies have since warned of ""severe" supply shortages, with more than 50k surgeries postponed in Cuba amid electricity supply constraints.

Foreign policy tensions have intensified lately, with comments from different representatives underscoring the delicate situation regarding relations.

Responding to recent proposals, a senior Cuban official stated firmly that "the governance model of Cuba is non-negotiable."

Accounts suggest that preliminary steps of negotiations were initiated, although their present status remains unclear.

The naval forces affirmed it was pledged to using the full extent of its capabilities at its disposal to discover the vessels and guarantee the security of the sailors.

As of now, there has been silence on the lost ships by the Cuban government.