A Pair of Cuba-Destined Humanitarian Ships Declared Lost after Departing Mexico.

A comprehensive search and recovery effort is presently in progress in the Caribbean Sea for two missing sailing vessels carrying humanitarian supplies journeying from Mexico to Havana.

Naval Rescue Missions Deployed

The Mexican government has sent naval teams and search planes to locate the Friendship and Tigger Moth, which were transporting no fewer than nine total sailors, per a military release.

The ships had been scheduled to arrive in the Cuban capital on Tuesday or Wednesday, but there has been radio silence from them and no official word of their docking, the statement clarified.

The Situation of Aid to the Island

The island nation has leaned on aid convoys from Mexico over the past few weeks, as the country struggles through repeated power outages across the country.

"The captains and crews are experienced sailors, and the two ships are equipped with appropriate safety equipment and communication devices," a representative involved in the effort stated.

The nine-person crew are citizens of Poland, France, Cuba and the US. Mexican authorities said it has established contact with rescue coordination centers from those nations along with their diplomatic representatives.

"Our team is working closely with the relevant authorities and remain confident in the ability of the crews to make it to Cuba without incident," the official further stated.

Previous Relief Shipment

Earlier in the week, the government in Havana publicly celebrated and officially received a separate vessel that had transported 14 tons of humanitarian aid to the country.

That ship, dubbed "Granma 2.0" after the yacht in which the revolutionary leader came back to Cuba to begin the Cuban Revolution in the 1950s, delivered photovoltaic panels, drugs, infant formula, bikes and food.

Wider Political Climate

Non-governmental organizations and volunteers have primarily led efforts to bring essential supplies to Cuba starting at the turn of the year, a period which saw a energy blockade on the country was initiated.

The United Nations have since raised alarms about ""severe" supply shortages, with more than 50,000 operations cancelled in Cuba due to electricity supply constraints.

Political pressure have been ramped up lately, with statements from several representatives underscoring the complex nature of relations.

Responding to recent statements, a prominent government figure insisted that "the socialist system of Cuba is not up for negotiation."

Indications suggest that early stages of talks had begun, although their current progress remains not publicly known.

The naval forces said it was pledged to using every available asset at its reach to find the vessels and secure the well-being of the people on board.

At this time, there has been no official comment on the missing boats by the Cuban government.