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Operation Yoav

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01In brief

Operation Yoav was an Israeli offensive on the southern front of the War of Independence, fought principally from October 15 to 22, 1948. Led by Southern Front commander Yigal Allon, it sought to break the Egyptian siege of the Negev, open routes for movement and supplies, and divide Egyptian forces across the southern coastal plain and the approaches to Beersheba. Coordinated ground, air, and naval operations captured Beersheba and key positions in the northern Negev while isolating Egyptian forces in the Faluja pocket and the Gaza area. The campaign was also called Operation Ten Plagues, although sources differ over the scope of that name and some details of the operation’s chronology.

02Background

By late summer 1948, Egyptian forces had made Israel’s control of the Negev precarious. The Egyptian army had advanced along the coastal plain as far as Ashdod, where it was halted at the Ad-Halom Bridge, while Egyptian positions cut southern Jewish settlements off from regular supplies and the rest of the Jewish-held area.[6][7] Israeli leaders were increasingly concerned about the settlements’ security and Egyptian statements about annexing the region.[3]

The strategic importance assigned to the Negev was explicit in political discussions before the campaign. At a Provisional Government meeting on July 2, 1948, David Ben-Gurion said: “We cannot give up any part of it. It is needed for settlement, it is needed for security, it is needed for our existence.”[3] On October 1, Allon presented Ben-Gurion with a plan to cut off Egyptian forces in the southern coastal plain and capture Beersheba; Ben-Gurion approved it.[3] The government decided on October 6 to break through to the Negev. A reported diary entry described this as “the most serious decision” since the decision to establish the state; eight ministers voted in favor, and October 14 was initially proposed as the launch date.[8]

Egyptian restrictions on supply convoys became the immediate point of confrontation. Developments preceding the operation included restrictions at the Hatta–Kharatiya gap, seizures of positions beyond the truce lines, attacks on Israeli posts, a raid on inter-kibbutz communications, and the firing on an Israeli convoy on October 15.[2] A Jewish Agency educational account similarly describes Egypt as blocking food supplies to the isolated Negev and attacking a transport convoy, although it does not identify the Israeli counterattack as Operation Yoav.[9]

Accounts of the convoy incident and the outbreak of fighting present competing claims. The Center for Israel Education says Egyptian fire struck an Israeli supply convoy during the truce period and dates the offensive’s start to October 15.[1] A U.S. diplomatic telegram records Egyptian Foreign Minister Fawzi Bey’s allegation that Israel had unlawfully initiated military activity, that the convoy was not a UN convoy because the UN had not been notified or accompanied it, and that Israeli forces had bombed Egyptian installations.[10] The telegram also records the Acting Mediator’s request for an immediate cease-fire and the impending consideration of his report by the Security Council.[10]

A footnote to the telegram reports that Egyptian Foreign Minister Abaza did not deny that Egyptian forces had halted the convoy, but said Egypt had offered to discuss resupplying the settlements and that the Jewish side responded with an armed attack.[10] This was Egypt’s attributed position, not an independent determination of responsibility. A later article presenting archival research alleges that the operation was postponed by a day and describes a plan to set a fuel tanker alight and blame Egyptian fire if the convoy was allowed to pass; the article presents this as a claim rather than an uncontested account.[8]

03Planning and Forces

The operational plan aimed to break the siege, open a movement and supply corridor into the Negev, and separate Egyptian forces in the north from those in the south.[3] Additional stated objectives included cutting Egyptian communications along the coast and the Beersheba–Hebron–Jerusalem road, isolating and defeating Egyptian forces, and ultimately driving them out of the country.[2]

Allon directed the operation as commander of the Southern Front.[2] Four brigades—Givati, Yiftach, Negev, and Harel—were assigned to the southern front under his command.[3] The force initially committed included the Negev, Givati, and Yiftach infantry brigades, an armored battalion from the 8th Armored Brigade, and the largest artillery formation then available to the Israel Defense Forces; the Oded Brigade joined on October 18.[2] A separate Givati history identifies the brigade’s mission as capturing Huleiqat, Kaukaba, and the junction positions while helping drive a wedge into the Egyptian line and open a central road to the Negev.[11]

The plan relied on simultaneous pressure across multiple sectors rather than a single thrust. Egyptian forces were deployed along the southern coastal plain between Isdud and Gaza and on the route toward Beersheba. Givati attacked in the north, Yiftach in the central sector, and Negev in the south, supported by armor, artillery, and air power.[3] Harel operated in the mountainous area between the Jerusalem corridor and Beit Guvrin, while naval units operated off the coast.[2][12]

The campaign’s name varies by account. The plan was called Operation Ten Plagues as well as Operation Yoav, and one reference work describes Ten Plagues as its preliminary name.[3][4] The Israel Yearbook calls the fighting “Operation Ten Plagues” and characterizes it as a seven-day campaign ending with the October 22 cease-fire order.[12] A later lecture describes the October fighting as spanning October 15–30, a broader period than the October 15–22 dates given by several other accounts.[5] These differences may reflect differing definitions of the campaign and its immediate aftermath.

04Course of Events

The offensive began on October 15 with air bombardments and ground operations.[3] On the eve of October 15, Israeli forces bombed Gaza, Majdal, and Beith Hanun and struck part of the Egyptian air force at El-Arish.[2] The attacks on advanced airfields reportedly kept most Egyptian frontline fighters out of the air and gave the IDF air superiority for the first time.[2] Benny Morris gives a wider measure of the aerial balance, estimating about 240 Israeli missions in October 1948 against 30 to 50 Egyptian missions and attributing part of the disparity to Israeli access to trained personnel, spare parts, and munitions.[13]

Air power supported ground troops and attacked Egyptian bases and infrastructure. Bases at Majdal, Faluja, Gaza, El Arish, and Rafa were among the targets, and Israeli aircraft operated throughout the campaign.[12] Yiftach commandos mined the railway between El-Arish and Rafah and roads in the Rafah–Gaza area and attacked Egyptian installations and camps.[2] On October 20, a Bristol Beaufighter attacking the Egyptian police fortress at Iraq-el-Suweidan missed with its bombs on the first pass, returned for a second, was hit by flak, and crashed.[14]

Ground fighting sought to cut roads and seize positions overlooking the approaches to the Negev. Two Givati battalions advanced southeast of Iraq El-Manshiyeh and cut the road between Faluja and Beit Guvrin.[2] On October 16, a tank battalion from the 8th Armored Brigade and a Negev Brigade infantry battalion attacked El-Manshiyeh in an effort to open a southeastern corridor, but the attack failed with heavy losses.[2] Other advances pushed west toward Majdal and east toward Iraq Suweidan and Faluja, while Egyptian forces held the Faluja area and repelled the attack on Iraq el-Manshiya.[12]

Hill 113, overlooking the crossroads between Majdal and Faluja, became the focus of a major battle. Israeli troops captured it after close fighting and then took Kaukaba, Beit Tima, and Huleiqat; with Bureir already in Jewish hands, the Julis–Bureir road was opened.[12] Givati units also captured Hills 113 and 100 after fierce hand-to-hand combat, took the junction positions and Kaukaba, and captured the Huleiqat defensive complex after bitter fighting on October 19–20.[2] Huleiqat’s fall opened the road to the Negev.[2]

Vidal Sassoon later recalled fighting around the Gaza Strip as part of Operation Yoav and described an early-morning assault on a strategic hill as “a bloody miracle.” Forty-two soldiers reportedly took the hill; seven were killed and numerous others wounded.[15] The account does not date that assault or establish that it occurred during Operation Yoav, so it is best treated as related wartime testimony rather than a securely dated episode within the campaign.

The air, land, and sea effort also targeted Egyptian supply and coastal activity. Israeli naval patrols operated off the Gaza Strip, bombarded coastal installations, and sought to prevent supplies from reaching Gaza and Majdal by sea.[2][12] On October 19, the operation’s fourth day, INS Haganah, INS Wedgewood, and INS Noga attacked an Egyptian vessel unloading reinforcements near Ashkelon.[1] The three ships had previously carried Jewish immigrants during Aliyah Bet and had been refitted for military service in 1948.[1]

Wedgewood commander Aryeh Kaplan recalled that Egyptian aircraft joined the engagement. One Haganah crew member was killed and five were wounded, while Haganah shot down an Egyptian Spitfire.[1] Kaplan said a shore battery hit Wedgewood, which returned fire with its Oerlikon 20-mm cannon and struck the Egyptian vessel; intelligence later reported that the vessel had been towed to Port Said.[1] Separately, a special Israeli unit sank the Egyptian navy flagship Amir Faruq off Gaza on the eve of the truce.[2]

The campaign’s decisive expansion came with the attack on Beersheba. On October 20, Israeli commanders decided to continue the operation and attack the city. The assault began during the night of October 20–21, and Israeli forces captured Beersheba and took control of the route into the Negev.[3] The main attack began at 4:00 a.m. on October 21 and included major elements of the 8th Brigade, the Negev Brigade commando battalion, and two other Negev battalions.[2] Some units blocked reinforcement routes while another staged a diversion toward Hebron.[2]

The attack was originally planned as a night assault, but delays moving troops to their assembly positions pushed the start to 4:00 a.m.; artillery preparation followed, and most fighting took place in daylight.[16] The Egyptian force was approximately a battalion, and the defenses included fences, fortified positions, trenches, and antitank mines.[16] An aerial reconnaissance flight by Negev Brigade officer Simha Shiloni identified a breach near a small neighborhood outside the fortified perimeter, which the attacking force used to enter the city.[16] Members of the listening unit then known as Sh.M. 2, later Unit 8200, had also broken the cipher used in Egyptian messages; commander Mordechai Almog urgently conveyed a message indicating an Egyptian intention to withdraw.[16]

Accounts differ slightly on when the surrender was complete. One says the approximately 500-strong Egyptian garrison surrendered at 9:00 a.m.; another says a white flag appeared at the police fort at 8:00 a.m. and the capture was complete by 9:15 a.m.[2][4] A 2026 Maariv report quotes the IDF chief of staff as giving October 22 as the capture date.[17] By contrast, Golan and a ynet history place the capture on October 21.[3][18] The Israel Yearbook separately gives October 30, illustrating a notable inconsistency in its chronology.[12]

The capture of Beersheba was also called Operation Moses and was described as the culminating action of Operation Yoav.[16] Allon reportedly chose to attack Beersheba rather than Gaza only two days before the assault, after meeting Ben-Gurion; the Egyptian army maintained a headquarters in the city.[16] The assault was assigned to the Negev Brigade, reinforced by Brigade 8. Six Israeli soldiers were reported killed and 21 wounded, including four dead and 14 wounded from the French Commando unit, while 150 Egyptian soldiers were taken prisoner.[16]

After Beersheba fell, the eastern part of the Egyptian army was divided into isolated forces in Rafah–Gaza, Majdal, Faluja, and the Hebron–Jerusalem region.[2] The Faluja force was described as a brigade commanded by Sudanese Brigadier General Taba Bey, with Major Gamal Abdel Nasser as its operations officer; its main supply lines had been cut.[2] The encirclement became one of the campaign’s enduring results, although the pocket remained in Egyptian hands after the operation’s principal dates.[12][4]

Other actions widened the approaches to Jerusalem and supported movement through the southern theater. Israeli units north of Beit Jibrin attacked the Egyptian Bethlehem–Beit Jibrin line, while Harel operations cut the Egyptian route from Beit Guvrin to Bethlehem.[2][12] After the Julis–Bureir road was cleared, an Israeli column moved south through Dorot and Ruhama to the Gaza–Beersheba road, while other units advanced northeast from the Revivim area toward Beersheba.[12]

05Aftermath

The immediate military result was the opening of routes into the Negev and the isolation of Egyptian forces in several positions. The campaign opened the Negev road, secured communications between settlements, and cleared Egyptian forces from the northern Negev except for the Gaza Strip and Faluja pocket; Egyptian forces in the Hebron–Bethlehem area were also cut off from their bases.[12] By the cease-fire in early January 1949, Israeli forces had occupied the entire Negev, although that result included later fighting beyond Operation Yoav.[9] Operation Horev was the separate offensive against Egyptian forces in the south at the end of December.[19]

A cease-fire was ordered for 3:00 p.m. on October 22, although fighting continued during the following days.[2] The Israel Yearbook similarly describes the named campaign as seven days long and says the Security Council cease-fire order took effect on October 22.[12] Egyptian forces withdrew in response to Israeli attacks and advances, and opening the route made it possible to move troops and supplies into the Negev.[3] Israeli forces subsequently moved toward the coastal strip from Majdal to Rafah, consolidating control of the Negev and its access route.[3]

The immediate aftermath extended beyond the October 22 order. The Beit Guvrin police fort fell on October 27, and Egyptian forces withdrew from Ashdod on October 28 and Majdal on November 6 toward Gaza.[2] The October offensive drove the Egyptian army southward and gave Israel dominance over Ashdod and Ashkelon, while the Gaza Strip remained in Egyptian hands.[6] A Morris map caption dates “Operation Yoav and its aftermath” in the northern Negev and Majdal from October 15 to November 10, explicitly distinguishing the broader aftermath from a single battle date.[13]

On November 9, Israeli forces captured the Iraq Suedan fortress after earlier failed attempts. It was renamed Yoav Fortress and later became the location of the Givati Museum.[2] Accounts disagree about the date and number of attempts: Ynetnews gives November 9 after seven failed attempts, while a Times of Israel account gives October 9 after eight attempts.[20][14] The discrepancy should not be collapsed into a single precise chronology.

The strategic result is commonly described as successful in opening the Negev, but one assessment treats the wider objective of defeating the Egyptian army more cautiously. The Egyptian blockade was lifted and Israel took control of most of the northern Negev, but the objective of defeating the Egyptian army was characterized as only partly achieved because Israeli forces failed on some battlefields.[8] Egyptian positions at Gaza and Faluja remained, and the Egypt-held Gaza Strip was outside Israeli control at the end of the operation’s main phase.[12][6]

The fighting also involved the movement of residents, for which the supplied material offers a contested account rather than a broadly corroborated narrative. Ilan Pappé, relaying the recollection of Habib Jarada, says Beersheba’s residents were driven at gunpoint to Hebron and recounts the mayor’s request that residents not be deported.[21] This is Pappé’s presentation of a named witness’s recollection; the other supplied sources do not independently corroborate the specific claim.

06Historiography and Legacy

Operation Yoav is remembered as a major campaign that restored Israeli access to the Negev and changed the military position in the south. The capture of the region gave Israel a significant military advantage for the remainder of the War of Independence.[7] Coordinated air, ground, and sea operations opened the road and divided Egyptian forces into isolated groups.[1] The campaign is distinct from the later Operation Horev.[19]

The operation’s military significance rested on its combined corridor-opening and force-separation objectives. Capturing Huleiqat and positions along the Faluja–Majdal line opened routes toward the Negev settlements; taking Beersheba further divided Egyptian forces and gave Israeli forces control of the route into the region.[2][3] The offensive also forced Egyptian troops south from the coastal plain, bringing Ashdod and Ashkelon under Israeli dominance while leaving the Gaza Strip in Egyptian hands.[6] Secured communications allowed Israeli troops and supplies to move into the Negev.[3][12]

The campaign also reflected the development of Israeli military capabilities across services. Infantry brigades, armor, substantial artillery, air attacks, and naval operations were coordinated across the theater.[2][3] Morris’s estimate of about 240 Israeli air missions against 30 to 50 Egyptian missions in October provides context for the air campaign and the reported Israeli air superiority.[13] The naval engagement near Ashkelon, including one crew member killed and five wounded aboard Haganah and the reported downing of an Egyptian Spitfire, illustrates the cost and reach of the maritime component.[1]

Personnel and unit histories connect the operation to later Israeli public life and military institutions. Yitzhak Rabin served as an operations officer during Operation Yoav, among his 1948 assignments in operations that liberated the Negev and eventually reached Eilat.[22] Vidal Sassoon later recalled his wartime service around the Gaza Strip as part of the campaign, although the particular hill assault he described cannot be securely dated to it.[15] The renaming of Iraq Suedan as Yoav Fortress and its later use as the Givati Museum carried the campaign’s name into a military-historical site.[2]

Later accounts do not use identical labels or boundaries. Both “Operation Yoav” and “Operation Ten Plagues” appear in the sources.[3][4] Several accounts date the core campaign to October 15–22, while Friedman’s lecture uses October 15–30 and Morris’s map extends the operation and its aftermath to November 10.[2][5] The Morris caption expressly distinguishes the aftermath from the operation itself.[13] The Israel Yearbook’s seven-day account places the cease-fire on October 22 but separately dates Beersheba’s capture to October 30, unlike the sources that place it on October 21.[2][12] Conflicting Iraq Suedan dates and counts of failed attacks provide another example of nonuniform chronology.[14][20]

There is also a historical dispute over the initiation of fighting and the truce. Israeli institutional and reference accounts describe Egyptian fire on a supply convoy as the immediate trigger.[1][2] The U.S. diplomatic record preserves Egyptian claims that Israel initiated the military action and that the convoy did not qualify as a UN convoy.[10] Ahron Bregman characterizes the launch as a breach of the truce.[23] These sources therefore differ over the legal and political context of the offensive. Their disagreements do not obscure the central military result reported across the accounts: Israeli forces opened the route to the Negev and captured Beersheba, while Egyptian forces remained at Gaza and in the Faluja pocket.[2][4]

Sources

  1. 1Center for Israel Education, Navy Fights First Major Battle, accessed on October 26, 2026.
  2. 2Jewish Virtual Library, Operation “Yoav” (October 1948), accessed on October 26, 2026.
  3. 3University of Haifa Herzl Institute, Arnon Golan, Israel and the Gaza Strip: The First Decade, 1947–1957, accessed on October 26, 2026.
  4. 4Encyclopedia.com, War Of Independence, accessed on October 26, 2026.
  5. 5The American Jewish Archives, Rabbi Herbert A. Friedman Collection, accessed on October 26, 2026.
  6. 6Begin-Sadat Center for Strategic Studies, Gaza’s Past and Gaza’s Present, accessed on October 26, 2026.
  7. 7National Library of Israel, Givati Brigade, accessed on October 26, 2026.
  8. 8Maariv, New research sheds light on Operation Yoav in the War of Independence, accessed on October 26, 2026.
  9. 9The Jewish Agency for Israel, War of Independence Lesson, accessed on October 26, 2026.
  10. 10Office of the Historian, Historical Documents, accessed on October 26, 2026.
  11. 11Jewish Virtual Library, IDF Infantry Corps: Givati Infantry Brigade, accessed on October 26, 2026.
  12. 12Center for Israel Education, The Israel Yearbook (1950/51), reproduced by the Emory Institute, accessed on October 26, 2026.
  13. 13Internet Archive, Benny Morris, 1948: A History of the First Arab-Israeli War, accessed on October 26, 2026.
  14. 14The Times of Israel, IDF reservists find troops' final resting places, accessed on October 26, 2026.
  15. 15National Library of Israel, Vidal Sassoon wartime service, accessed on October 26, 2026.
  16. 16Maariv, Breaking the Egyptian cipher and the breach spotted from the air: The story of the capture of Beersheba, accessed on October 26, 2026.
  17. 17Maariv, Chief of Staff Zamir’s message at Bahad 1: “The IDF is prepared with high readiness across multiple fronts”, accessed on October 26, 2026.
  18. 18Ynet, Brigade 8: The IDF’s first armored brigade, accessed on October 26, 2026.
  19. 19Encyclopaedia Britannica, 1948 Arab-Israeli War, accessed on October 26, 2026.
  20. 20Ynetnews, A tour between the wars, accessed on October 26, 2026.
  21. 21Internet Archive, Ilan Pappé, The Ethnic Cleansing of Palestine, accessed on October 26, 2026.
  22. 22IDF and Defense Establishment Archives, Yitzhak Rabin – a General and a Leader, accessed on October 26, 2026.
  23. 23Internet Archive, Ahron Bregman, Israel’s Wars, 1947–93, accessed on October 26, 2026.

IsraelPedia Question & Answers

  • What was Operation Yoav?

    Operation Yoav was an Israeli offensive on the southern front of the War of Independence, fought principally from October 15 to 22, 1948. Led by Southern Front commander Yigal Allon, it aimed to break the Egyptian siege of the Negev, open routes for movement and supplies, and divide Egyptian forces. Coordinated ground, air, and naval operations captured Beersheba and key positions in the northern Negev.

  • Why did Israel launch Operation Yoav?

    Israel launched Operation Yoav to break the Egyptian siege that had cut southern Jewish settlements off from regular supplies and the rest of the Jewish-held area. The operation was also intended to open a corridor into the Negev and separate Egyptian forces in the north from those in the south. Israeli leaders were increasingly concerned about the settlements’ security and Egyptian statements about annexing the region.

  • How did Israeli forces capture Beersheba during Operation Yoav?

    Israeli forces captured Beersheba in an assault that began during the night of October 20–21, 1948. The attack, assigned to the Negev Brigade and reinforced by Brigade 8, began at 4:00 a.m. after delays moving troops into position. An aerial reconnaissance flight identified a breach near a neighborhood outside the fortified perimeter, which the attacking force used to enter the city. About 150 Egyptian soldiers were taken prisoner.

  • What happened to Egyptian forces after Operation Yoav?

    The capture of Beersheba divided Egyptian forces into isolated groups in Rafah–Gaza, Majdal, Faluja, and the Hebron–Jerusalem region. The Egyptian army was driven southward, and Israeli forces took control of most of the northern Negev and the route into it. Egyptian positions remained at Gaza and in the Faluja pocket after the operation’s principal dates.

  • When did the cease-fire end the main phase of Operation Yoav?

    A cease-fire was ordered for 3:00 p.m. on October 22, 1948, marking the end of the campaign’s main phase, although fighting continued in the following days. The Beit Guvrin police fort fell on October 27, Egyptian forces withdrew from Ashdod on October 28, and they withdrew from Majdal toward Gaza on November 6. Accounts differ on the broader dates used for the operation and its aftermath.

  • Why is Operation Yoav also called Operation Ten Plagues?

    Operation Ten Plagues was another name used for Operation Yoav, and one reference work describes it as the campaign’s preliminary name. Sources do not use the labels or dates uniformly: several place the core campaign between October 15 and 22, while other accounts use a broader period that includes its aftermath.