Both ships were making their final sea trials when seized by the
Nationalist side in the
Spanish Civil War. Both of them were fitting out and completed with makeshift fire control and secondary armament.
Canarias was the flagship of the Nationalist Navy and sank 34 ships including the
Republican destroyer and the
Soviet merchant
Komsomol. She also damaged the destroyer , forcing her to seek refuge at
Gibraltar. During World War II she took part in the search of survivors from the .
Baleares was completed without 'Y' turret, which was retrofitted in 1937. In September 1937 she engaged two Republican light cruisers in the
Battle of Cape Cherchell. During a raid on
Palma de Majorca in March 1938 she was intercepted by Republican destroyers and torpedoed by the destroyer . The torpedoes blew up the forward magazines, disintegrating the fore part of the ship. The stern half remained afloat and 372 of her crew of 1221 were saved by British destroyers and . 786 men died during the action. == References==