Second Schweinfurt raid (Eighth Air Force Mission 115) | |||||||
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Part of Operation Pointblank | |||||||
A B-17 returning to England above Schweinfurt in flames | |||||||
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Belligerents | |||||||
Eighth Air Force | Luftwaffe | ||||||
Units involved | |||||||
1st Air Division: 91st, 92nd, 303rd, 305th, 306th, 351st, 379th, 381st and 384th BGs 3rd Air Division: 94th, 95th, 96th, 100th, 385th, 388th and 390th BGs. [4] | JGs 1, 3, 11, 25, 26, 27, 54 | ||||||
Strength | |||||||
291 B-17 Flying Fortresses | |||||||
Casualties and losses | |||||||
3 P-47 fighters [6] 77 B-17s lost [Note 2] 121 damaged [8] | 35–38 Messerschmitt Bf 109s & Focke-Wulf Fw 190 lost 20 damaged [8] |
The second Schweinfurt raid, [9] also called Black Thursday, was a World War II air battle that took place on 14 October 1943, over Nazi Germany between forces of the United States 8th Air Force and German Luftwaffe fighter arm (Jagdwaffe). The American bombers conducted a strategic bombing raid on ball bearing factories to reduce production of these vital parts used in all manner of war machines. This was the second attack on the factories at Schweinfurt. American wartime intelligence claimed the first Schweinfurt–Regensburg mission in August had reduced bearing production by 34 percent but had cost many bombers. A planned follow-up raid had to be postponed to rebuild American forces.
As the squadrons rebuilt, plans for the return mission were modified based on the lessons learned. Planners added additional fighter escorts to cover the outward and return legs of the operation and sent the entire force against Schweinfurt alone, instead of splitting the force. Despite these changes, a series of minor mishaps combined with the ever-increasing efficiency of the German anti-aircraft effort proved to be devastating. Of the 291 B-17 Flying Fortresses sent on the mission, 60 were lost, another 17 damaged so heavily that they had to be scrapped and another 121 had varying degrees of battle damage. Losses represented over 26 percent of the attacking force and losses in aircrew were equally severe, with 650 men lost of 2,900, 22 percent of the bomber crews. The American Official History of the Army Air Forces in the Second World War acknowledged losses had been so great that the USAAF would not return to the target for four months, "The fact was that the Eighth Air Force had for the time being lost air superiority over Germany". [3]
The operation was a failure. The bomber formations were left exposed to attacks by German fighters and the faulty preparations for the creation of reserves in the summer of 1943 meant that such costly operations could not be sustained. An escort of 24 squadrons of Spitfires equipped with drop tanks was provided on the first and last leg of the mission. [10]
The strategy of the Allied air forces was flawed. Arthur Harris, Air Officer Commanding RAF Bomber Command questioned the intelligence that claimed ball bearings to be vital to the German war economy. Harris refused to cooperate with the Americans, believing ball bearing targets to be a "panacea". [11] Post-war analysis has shown Harris's objections to be correct. [12] The Germans had built up enormous reserves of ball bearings and were receiving supplies from all over Europe, particularly Italy, Sweden and Switzerland. The operation against these industries would, even if successful, have achieved little. [13] [14] By 1945, the Germans had assembled more reserves than ever. [15]
Factories in and around Schweinfurt accounted for a significant amount of German ball bearing production. The Kugelfischer plant produced 22 percent, the Vereinigte Kugellagerfabriken I and II produced 20 percent, and another one percent came from the Fichtel & Sachs factory. After the supposed German ball bearing "bottleneck" had been identified in 1942 and ball bearings had been named the second-most-vital Pointblank industry for the Combined Bomber Offensive in March 1943, Schweinfurt's ball bearing plants were selected for a second air raid after being bombed during the August Schweinfurt–Regensburg mission.
Each of the three bomber wings was to be escorted by fighters from a single group with multiple squadrons of P-47 Thunderbolts. The fighters were inexplicably not employing drop tanks which limited their escort range. [16] One fighter outfit was sidetracked to escort a squadron of 29 B-24s that switched to a diversion mission to Emden because of the bad weather forecast. Some 229 of 291 B-17s hit the city area and ball bearing plants at Schweinfurt in two groups: the first group bombed at 1439–1445 hours, the second group at 1451–1457 hours. They claimed 186 Luftwaffe aircraft - more than four times the Germans’ actual losses of 35-38 aircraft. Sixty B-17s were lost, two damaged beyond repair and 13 damaged; casualties amounted to five KIA, 40 WIA and 594 MIA.
The bomber formations were spread out and vulnerable because of bad weather. The Luftwaffe military intelligence officers had suspected a deep penetration air raid because of the substantial amount of bombers. Jagdgeschwader 3 Udet fighter wing intercepted the bombers as they crossed the coast but P-47s succeeded in shooting down seven Bf 109s while losing just one P-47. However one P-47 was also lost when it crashed at Herongate and another during a one-wheel landing on base. [17] Over the Netherlands elements of two more "named" Luftwaffe fighter wings, JG 1 Oesau and JG 26 Schlageter made repeated attacks. The 305th Bomb Group lost 13 of its 16 B-17s in minutes. [18] The B-17s were attacked after bombing by fighters that had refueled and rearmed (JG 11 downed 18 B-17s). [19]
A total of 60 bombers were shot down by German fighters and flak and 12 bombers were damaged so badly that they crashed upon return or had to be scrapped. Another 121 bombers returned with moderate damage. [8] Of 2,900 crewmen, about 254 men did not return (65 survived as prisoners-of-war), [20] while five killed-in-action and 43 wounded were in the damaged aircraft that returned (594 were listed as missing-in-action). Among the most seriously affected American units was the 306th Bomb Group. It lost 100 men: 35 died on the mission or of wounds and 65 were captured. The 305th Bomb Group lost 130 men (87%), with 36 killed. [21]
The defensive efforts of both JG 1 and JG 11 during the "Black Thursday" raid are said to have included substantial use of the BR 21 unguided stand-off rockets against the USAAF combat boxes, as both Luftwaffe fighter wings had started use of the ordnance some six months earlier.
Although the Schweinfurt factories were badly hit, the mission failed to achieve any lasting effect. The production of ball bearings in the factories was halted for only 6 weeks [22] and Germany's war industry could easily rely on its substantial inventory of ball bearings as well as a large production surplus. In addition, the ball bearing facilities were dispersed to reduce their bombing risk. [23] : 191 Consequently, despite General Henry H. Arnold's claim that the Black Thursday "loss of 60 [downed/ditched] American bombers in the Schweinfurt raid was incidental", [21] : 67 unescorted daylight bomber raids deep into Germany were suspended until the February 1944 Big Week missions with P-51B Mustang escorts that included additional Schweinfurt day/night USAAF/RAF bombing on the 24th.
Another example of the strategy of using heavy bombers against a particular wartime resource, the Oil Campaign of World War II was essentially started by the RAF Bomber Command as early as August 1941 [24] – two months after Hitler's invasion of the Soviet Union, and six months before the United States entered the war. It went forward relentlessly from that time with the USAAF joining in on the efforts by late June 1943 during daylight. The Oil Campaign had its priority diminished from time to time with important events, such as the lead-up to Operation Overlord, which by June 1944 demanded heavy bomber support for a time, but soon thereafter the relentless attacks by day and night resumed, starving the entire German Wehrmacht military of fuel and lubricants from the autumn of 1944 onwards.
The Boeing B-17 Flying Fortress is an American four-engined heavy bomber aircraft developed in the 1930s for the United States Army Air Corps (USAAC). A fast and high-flying bomber, the B-17 was used primarily in the European Theater of Operations and dropped more bombs than any other aircraft during World War II. It is the third-most produced bomber of all time, behind the American four-engined Consolidated B-24 Liberator and the German multirole, twin-engined Junkers Ju 88. The B-17 was also employed in transport, anti-submarine warfare, and search and rescue roles.
The Pointblank directive authorised the initiation of Operation Pointblank, the code name for the part of the Allied Combined Bomber Offensive intended to cripple or destroy the German aircraft fighter strength, thus drawing it away from frontline operations and ensuring it would not be an obstacle to the invasion of Northwest Europe. The Pointblank directive of 14 June 1943 ordered RAF Bomber Command and the U.S. Eighth Air Force to bomb specific targets such as aircraft factories, and the order was confirmed when Allied leaders met at the Quebec Conference in August 1943. Up to that point, the RAF and USAAF had mostly been attacking the German industry in their own way – the British by broad night attacks on industrial areas, and the US in "precision attacks" by day on specific targets. The operational execution of the Directive was left to the commanders of the forces. As such, even after the directive, the British continued their night attacks. The majority of the attacks on German fighter production and combat with the fighters were conducted by the USAAF.
Operation Argument, after the war dubbed Big Week, was a sequence of raids by the United States Army Air Forces and RAF Bomber Command from 20 to 25 February 1944, as part of the Combined Bomber Offensive against Nazi Germany. The objective of Operation Argument was to destroy aircraft factories in central and southern Germany in order to defeat the Luftwaffe before the Normandy landings during Operation Overlord were to take place later in 1944.
The Schweinfurt–Regensburg mission was a strategic bombing mission during World War II carried out by Boeing B-17 Flying Fortress heavy bombers of the US Army Air Forces on August 17, 1943. The mission was an ambitious plan to cripple the German aircraft industry; it was also known as the "double-strike mission" because it entailed two large forces of bombers attacking separate targets in order to disperse fighter reaction by the Luftwaffe. It was also the first American shuttle mission, in which all or part of a mission landed at a different field and later bombed another target before returning to its base.
Jagdgeschwader 1 (JG 1) "Oesau" was a German World War II fighter wing created in 1939. Between 1940 and 1942, JG 1 operated primarily over the Western Front and northern occupied Europe. During the initial days of the war, JG 1 faced little resistance, apart from occasional Royal Air Force (RAF) excursions. The unit was rarely engaged in large-scale confrontations during this time.
Operation Flax was an Allied air operation during the Tunisian campaign, as part of the larger North African campaign of the Second World War. Flax was intended to prevent air supply between Italy and the Axis armies in Tunis, Tunisia, in April 1943. An equivalent Allied naval effort was called Operation Retribution.
Operation Frantic was a series of seven shuttle bombing operations during World War II conducted by American aircraft based in Great Britain and southern Italy, which landed at three Soviet airfields in the Ukrainian SSR. From there, the planes flew bombing missions en route back to their bases in Italy and Great Britain.
The Combined Bomber Offensive (CBO) was an Allied offensive of strategic bombing during World War II in Europe. The primary portion of the CBO was directed against Luftwaffe targets which was the highest priority from June 1943 to 1 April 1944. The subsequent highest priority campaigns were against V-weapon installations and petroleum, oil, and lubrication (POL) plants. Additional CBO targets included railyards and other transportation targets, particularly prior to the invasion of Normandy and, along with army equipment, in the final stages of the war in Europe.
Jagdgeschwader 11 was a fighter wing of the German Luftwaffe during World War II. Its primary role was the defense of Northern Germany against Allied day bomber raids. Formed in April 1943 as a split from Jagdgeschwader 1, the unit primarily used the Messerschmitt Bf 109 and Focke-Wulf Fw 190.
The Defence of the Reich is the name given to the strategic defensive aerial campaign fought by the Luftwaffe of Nazi Germany over German-occupied Europe and Germany during World War II against the Allied strategic bombing campaign. Its aim was to prevent the destruction of German civilians, military and civil industries by the Western Allies. The day and night air battles over Germany during the war involved thousands of aircraft, units and aerial engagements to counter the Allies bombing campaigns. The campaign was one of the longest in the history of aerial warfare and with the Battle of the Atlantic and the Allied naval blockade of Germany was the longest of the war. The Luftwaffe fighter force defended the airspace of German-occupied Europe against attack, first by RAF Bomber Command and then against the RAF and United States Army Air Forces (USAAF) in the Combined Bomber Offensive.
Jagdgeschwader 300 was a Luftwaffe fighter-wing of World War II. JG 300 was formed on June 26, 1943 in Deelen as Stab/Versuchskommando Herrmann, from July 18, 1943 as Stab/JG Herrmann and finally renamed on August 20, 1943 to Stab/JG 300. Its first Geschwaderkommodore was Oberstleutnant Hajo Herrmann.
I. Jagdkorps was formed 15 September 1943 in Zeist from the XII. Fliegerkorps and the Luftwaffenbefehlshaber Mitte, and later subordinated to the Luftflotte Reich. The Stab relocated to Brunswick-Querum in March 1944 and to Treuenbrietzen in October 1944. The unit was disbanded on 26 January 1945 and its obligations were taken over by IX.(J) Fliegerkorps.
Jagdgeschwader 301 was a Luftwaffe fighter-wing of World War II. The order to form JG 301 was issued on 26 September 1943 and formed on 1 October 1943 in Neubiberg with Stab and three Gruppen (groups) as a "Wilde Sau" single-seat night fighter unit.
Blitz Week was a period of United States Army Air Forces (USAAF) aerial bombardment during the 1943 Combined Bomber Offensive of World War II. Air raids were conducted on six of seven days as part of Operation Gomorrah, against targets such as the chemical plant at Herøya, Norway, which produced nitrates for explosives; and the AGO Flugzeugwerke AG plant at Oschersleben, Germany that assembled Focke-Wulf Fw 190s. The Kassel mission on July 28, 1943, was the first use of auxiliary external fuel tanks on the P-47 Thunderbolt.
Robert Boyd Williams was a major general in the United States Army Air Forces and an eminent combat commander during World War II. He personally led the B-17 raid on the Schweinfurt ball-bearing factories on 17 August 1943, the first large-scale deep penetration bombing raid on Germany. He was also an important personage in the training of heavy bombardment units both before and after his combat tour.
The Messerschmitt Bf 110, often (erroneously) called Me 110, was a twin-engine heavy fighter in the service of the Luftwaffe during World War II. Hermann Göring was a proponent of the Bf 110, and nicknamed it his Eisenseiten ("Ironsides"). Development work on an improved type to replace the Bf 110, the Messerschmitt Me 210 began before the war started, but its teething troubles resulted in the Bf 110 soldiering on until the end of the war in various roles, alongside its replacements, the Me 210 and the Me 410.
Willy Unger was a German Luftwaffe military aviator during World War II. As a fighter ace, he is credited with 24 enemy aircraft shot down in 59 combat missions. This figure includes 21 heavy bombers claimed on the Western Front in defense of the Reich missions and three on the Eastern Front.
Gerhard Sommer was a Luftwaffe ace and recipient of the Knight's Cross of the Iron Cross during World War II. The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership - for the fighter pilots, it was a quantifiable measure of skill and combat success. Gerhard Sommer was killed on 12 May 1944 after aerial combat with P-47 fighters. He was posthumously awarded the Knight's Cross of the Iron Cross on 27 July 1944. During his career he was credited with 20 aerial victories, all on the Western Front.
Jagdgeschwader 302 was a Luftwaffe fighter-wing of World War II. JG 302 was formed on 1 November 1943 in Stade, Germany with a theoretical establishment of Stab and three Gruppen (groups) known as a "Wilde Sau" single-seat night fighter unit. After re-equipping with the Focke-Wulf 190 A-8, I./JG 302 was redesignated III./JG 301 on 30 September. JG 302 made a known total of at least 348 air victory claims
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Schweinfurt facilities |