How the Mexican oil tanker "Potrero del Llano" was sunk by a German submarine
On May 13, 1942, a German submarine torpedoed and sank the Mexican oil tanker "Potrero del Llano", even though it was sailing in international waters and had been fully identified. The attack resulted in fourteen victims, including chiefs, officers, and sailors who crewed the vessel.
![How the Mexican oil tanker "Potrero del Llano" was sunk by a German submarine](/content/images/size/w1200/2022/05/Mexican-oil-tanker-Potrero-del-Llano-1.png)