Two Separate Cuba-bound Relief Vessels Reported Lost after Departing Mexican Waters.

A extensive search and rescue mission is presently ongoing in the Caribbean Sea for a duo of lost boats transporting humanitarian supplies en route from Mexico to the island of Cuba.

Maritime Rescue Missions Initiated

The Mexican government has sent naval teams and search planes to locate the missing boats, which were transporting at least 9 personnel, per a navy statement.

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

Background of Humanitarian Support to the Island

The island nation has leaned on humanitarian shipments from Mexico over recent weeks, as the nation struggles through multiple national electricity failures.

"The captains and crews are experienced sailors, and the two ships are fitted with suitable navigational gear and communication devices," a spokesperson associated with the mission said.

The nine crew members 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 consular staff.

"We are co-operating fully with the authorities and are still optimistic in the capability of the sailors to make it to Cuba without incident," the statement continued.

Previous Aid Delivery

Just days before, the Cuban government warmly welcomed and warmly received a separate vessel that had carried 14 tonnes of donated goods to the country.

That ship, nicknamed "Granma 2.0" after the vessel in which Castro landed in Cuba to start the armed struggle in the mid-20th century, carried photovoltaic panels, drugs, infant formula, cycles and foodstuffs.

Larger International Backdrop

Volunteers and NGOs have primarily led efforts to deliver critical assistance to Cuba since January, when a oil sanctions on the country was initiated.

The United Nations have since raised alarms about "dire" lack of essential goods, with more than fifty thousand surgical procedures called off in Cuba because of energy rationing.

Political tensions have intensified lately, with statements from various leaders underscoring the complex situation regarding relations.

Responding to previous comments, a prominent Cuban official declared that "the socialist system of Cuba is not subject to discussion."

Indications suggest that early stages of negotiations commenced, although their present status remains uncertain.

The Mexican navy stated it was dedicated to using every available asset at its reach to locate the sailboats and ensure the safety of the people on board.

To date, there has been silence on the disappeared vessels by the Cuban government.