A Pair of Cuba-Destined Aid Ships Reported Unaccounted For following Leaving Mexican Waters.

A large-scale rescue and recovery effort is actively in progress in the Caribbean Sea for a pair of missing boats transporting relief goods en route from Mexico to Cuba.

Maritime Search and Rescue Efforts Launched

Authorities in Mexico has deployed naval teams and search planes to search for the Friendship and Tigger Moth, which were transporting at least nine sailors, according to a military release.

The ships had been scheduled to reach Cuba's capital on Tuesday or Wednesday, but there has been a complete lack of contact from them and no confirmation of their docking, the statement clarified.

Background of Humanitarian Support to the Island

The Caribbean nation has leaned on Mexico's over recent weeks, as the country endures repeated nationwide blackouts.

"Both skippers and their teams are veteran seafarers, and both vessels are fitted with appropriate navigational gear and signalling equipment," an official for the convoy said.

The nine-person crew are citizens of France, Poland, the United States, and Cuba. Mexico said it has been in touch with coast guard agencies from each country along with their diplomatic representatives.

"We are co-operating fully with the authorities and are still optimistic in the ability of the crews to make it to Cuba without incident," the official further stated.

Previous Humanitarian Mission

Previously that week, the government in Havana publicly celebrated and greeted with fanfare another boat that had carried 14 tonnes of relief supplies to the nation.

That boat, dubbed "Granma 2.0" following the name of the yacht in which the revolutionary leader landed in Cuba to begin the Cuban Revolution in the mid-20th century, carried solar equipment, medicines, infant formula, cycles and food.

Wider International Context

Charity groups and individuals have largely spearheaded initiatives to ship essential supplies to Cuba starting at the turn of the year, when a oil sanctions on the country came into effect.

Global bodies have since highlighted ""severe" shortages of supplies, with over 50,000 surgeries called off in Cuba amid electricity supply constraints.

Foreign policy pressure have intensified lately, with comments from various officials highlighting the delicate situation regarding relations.

Reacting to previous statements, a high-ranking Cuban official insisted that "the governance model of Cuba is not subject to discussion."

Accounts suggest that early stages of discussions commenced, although their current progress remains uncertain.

The Mexican navy affirmed it was dedicated to using all of the resources at its command to discover the boats and guarantee the well-being of the crews.

As of now, there has been silence on the missing boats by the government in Havana.