Two Separate Cuba-bound Aid Sailboats Declared Lost after Departing Mexican Waters.

A extensive search and recovery mission is actively in progress in the Caribbean region for a duo of unlocated sailboats transporting aid cargo traveling from the Mexican coast to the island of Cuba.

Maritime Search and Rescue Efforts Deployed

Authorities in Mexico has deployed naval teams and military search aircraft to locate the two vessels, which were had on board no fewer than 9 personnel, per a navy statement.

The boats had been expected to reach Cuba's capital on Tuesday or Wednesday, but there has been a complete lack of contact from them and zero verification of their docking, authorities reported.

Context of Relief to the Island

The island nation has leaned on humanitarian shipments from Mexico over the past few weeks, as the nation struggles through widespread power outages across the country.

"The captains and crews are veteran seafarers, and both vessels are outfitted with suitable navigational gear and signalling equipment," a spokesperson involved in the effort commented.

The nine individuals on board are citizens of Poland, France, Cuba and the US. Mexican authorities said it has been in touch with coast guard agencies from those nations along with their diplomatic representatives.

"Our team is collaborating completely with the authorities and remain confident in the crews' ability to reach Havana safely," the statement continued.

Previous Relief Mission

Earlier in the week, the Cuban authorities publicly celebrated and officially received a separate vessel that had delivered 14 tons of relief supplies to the island.

That vessel, dubbed "a modern Granma" in reference to the vessel in which the revolutionary leader came back to Cuba to start the revolution in the 1950s, carried solar panels, drugs, formula milk, cycles and food.

Larger International Backdrop

Volunteers and NGOs have largely spearheaded initiatives to ship critical assistance to Cuba since January, a period which saw a energy blockade on the island nation came into effect.

The United Nations have since highlighted ""severe" shortages of supplies, with in excess of fifty thousand surgical procedures postponed in Cuba because of energy rationing.

Diplomatic pressure have increased over the past months, with statements from several officials emphasizing the delicate state of bilateral relations.

In response to certain statements, a prominent official from Cuba insisted that "the political system of Cuba is not up for negotiation."

Reports suggest that early stages of negotiations were initiated, although their present status remains not publicly known.

The maritime authorities said it was pledged to using the full extent of its capabilities at its command to locate the sailboats and guarantee the safety of the sailors.

To date, there has been silence on the lost ships by the Cuban leadership.