OPERATION "GAUDO"
AND
THE BATTLE OF MATAPAN
PART IV

 March 27 ~ 29, 1941
by Marc De Angelis

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The Chase

During the morning, Cunningham’s steaming had been slowed by Warspite’s clogged condensers and by Formidable’s course changes as the carrier had to head into the wind frequently to launch and recover her aircraft.  Around 1400, however, after the wind had shifted or died down and the flagship’s condenser problems had been solved, the British were able to tighten up their formation.  Pridham-Wippell’s cruisers, which in the meantime had gotten within visual range of Cunningham’s escorting destroyers, were in the van, followed by the battle force’s destroyers and lastly by the battleships in company with Formidable.  While the force was still scattered, however, an event took place which could have radically changed the outcome of the operation.  A section of Italian torpedo bombers, led by the famous Captain Buscaglia, resolutely but unsuccessfully attacked the carrier while she and the Barham were separated from the other units.  The attack, which took place around 1215, was not only reported with a delay of about two hours, but was described as a mere sighting.  The message rectifying this error, sent later by Buscaglia’s Command, reached Supermarina, which decided it would not be necessary to retransmit it to Iachino.  Hence, the Italian admiral incorrectly went on believing that the sighting had been made by a reconnaissance plane.  The report stated that a battleship and an aircraft carrier, with several cruisers and destroyers, were roughly seventy miles Southeast of the Italian ships, on a course of 210 and at a speed of sixteen knots.  Neither the composition of the force nor its course and speed data were correct, but the position was fairly close to the actual one.  Unfortunately, however, Iachino lent more credit to set of radio bearings that placed the British flagship 170 miles away from him.
 



R.N. Vittorio Veneto
(Photo AMPA)
Since these reports formed the basis for the extremely grave judgment error made by the Italian task force commander, a few points should now be made.  There were well-founded reasons to deem the radio bearing position estimate less accurate than the other report[1].  However, Supermarina did nothing more than re-transmit the data it had received, not only introducing a time delay, but also failing to add any constructive interpretation and omitting important details.  Therefore Iachino remained unaware of the built-in inaccuracy of the position estimate based on radio bearings and of the fact that the supposed Italian reconnaissance plane had actually been a torpedo bomber.  He therefore assumed that the Italian aviators, having made yet another blunder, had once again mistaken his own ships for the enemy’s.  As a result of this combination of incomplete data and incorrect conjectures, he mistakenly believed that the enemy was a hundred miles farther away than he really was.  Had he known that the report had been made after an attack which, unlike a mere overflight, could not remain undetected, the admiral might have reached the conclusion that the sighted ships could hardly have been his own.

Several other sightings were made by Italian and German aircraft later on 28 March as well.  Two in particular, received after the Italians were forced to reduce speed as a result of the torpedo hit on the Vittorio Veneto, should have alerted Iachino that Cunningham was not only closer than had initially been figured, but was also gaining on him. According to the official version[2], one of these reports was received with gross inaccuracies, while the other one never did reach the flagship.  Aside from the serious doubts surrounding this version, it must have been far from easy to compile and interpret the data, which never arrived in real time because, due to another organizational failing, the aircraft transmitted on a different frequency from the ones the ships were tuned in to[3]. Besides, whether the British were fifty or one hundred and fifty miles away, after the torpedo hit on the flagship the Italians headed for home at a speed approaching the top one allowed by the Vittorio Veneto’s engineering plant[4], and at that point they could do no more.  Iachino’s judgment error, therefore, did not turn into a critical factor until later, when the Pola went dead in the water following the final British torpedo attack.
 



R.N. Pola
(Photo AMPA)

Further muddying the already murky waters, just after 1700 Iachino was informed that a German reconnaissance airplane had sighted a group of light cruiser in the Kythera Channel, steaming westward.  The admiral concluded, based on those ships’ course, that their task was to cut off his retreat.  In fact, these were the three destroyers Cunningham had positioned Northwest of Crete with scouting duties, but Iachino had no way of knowing this.  To parry the potential attack, the Italian admiral detached the Abruzzi group, with which he was to meet the following morning, ordering Admiral Legnani to return to Brindisi independently.  He then gathered all remaining ships around the Vittorio Veneto, forming them in five columns, and told Cattaneo, whose ships would have been the most exposed to the alleged light cruisers’ action, to be ready to engage the enemy.
 



The R.N. Vittorio Veneto returning to base. Note the R.O. 43 displaced
 and the destroyer Alpino on the right and Bersagliere on the left.
(Photo Fraccaroli)

In closing the parenthesis on the topic of the sighting reports and their effects, let us now return to the chronological accounts of the events.  On their way home, the Italian ships were - as stated - attacked several times by bombers and torpedo planes, and in the course of one such attack a torpedo struck the Vittorio Veneto astern, at around 1530.  Cunningham’s wish had thus come true, but, even at his slower speed, Iachino could not be engaged during the daylight hours.  In addition, by thrusting too far westward the British ships would become vulnerable to the attacks of those same German dive bombers which, a few months previously, had nearly sunk the Illustrious, veteran of the Taranto raid and Formidable’s sister ship.  The Mediterranean Fleet C-in-C therefore ordered yet another air attack at dusk, accepting the possibility of a night time action against the recommendations made by some of the officers in his staff, whom he accused, in very colorful terms, of cowardice[5]

When his cryptographers intercepted and decrypted Cunningham’s message ordering the participating air squadrons to mount a torpedo attack immediately after sunset, Iachino was promptly informed, and he in turn alerted his task force.  He also asked for long range fighter cover, but neither the Italians nor the Germans acted on this request.  It should be noted that Superimarina, which had also intercepted Cunningham’s message with the details of the dusk attack, did not re-transmit it to Iachino until after the attack had already been carried out. 


[1] The radio transmissions had been detected by two stations in relatively close locations, so that the bearings intersected at a rather narrow angle: in such cases, small bearing inaccuracies can easily lead to considerable errors in range. Moreover, the bearing taken by at least one of the stations could have been distorted by land masses.
[2] One should keep in mind that the most widely known versions of the history of Matapan were written, for the most part, by Iachino and by Admiral Fioravanzo or in any case based on information provided by these officers. The former’s lack of objectivity, if not justifiable, is easily understood. The latter was, during the operation, one of the three admirals alternating as watch standers at Supermarina (the other two were Ferreri and De Courten) and later became Head of the Navy’s Historical Department. The suspicion that in his writings he deliberately emphasized some details to the detriment of others is bolstered by many documents unearthed over the past twenty years.
[3] The British, too, had similar problems, but they were less generalized and hence of lesser import.
[4] After being hit in the stern area, the battleship’s outer port shaft was broken, while the inner one had to be stopped due to salt water seepage in the lube oil.  The rudder jammed after both hydraulic pumps failed and the ship took on about 4000 tons of water, which caused her to set down by the stern and list to port. Initially, the ship went dead in the water, but the damage control teams were able to bring one of the hydraulic pumps back on line fairly quickly, and with the starboard engines operating at flank speed, the ship was able to reach 19 knots.  Although this speed was actually maintained for some periods of time, it was considered hazardous because water seeping from the flooded compartments might contaminate the lube oil lines to the starboard engines which, at those rpm’s, would have suffered irreparable damage.
[5] Pack, in his Night Action off Cape Matapan states that the words used by Cunningham were “yellow-livered skunks”.

Part V


Translation by Sebastian De Angelis

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