30 Jul 1942
  • US Navy established the WAVES program. ww2dbase [WAVES: Women in the WW2 US Navy | CPC]
  • USS S-28 received orders to patrol the area surrounding Kiska, Aleutian Islands. ww2dbase [S-28 | CPC]
  • Hans-G√ľnther Kuhlmann passed away. ww2dbase [Hans-G√ľnther Kuhlmann | CPC]
  • German submarine U-166 sank American freighter Robert E. Lee 50 kilometers southwest of New Orleans, Louisiana, United States at 2230 hours; 25 were killed, 379 survived. Escorting patrol chaser USS PC-556 counterattacked with depth charges and sank the German submarine, although the sinking was not confirmed until after the war; all 52 aboard U-166 were lost. ww2dbase [Caribbean Sea and Gulf of Mexico Campaigns | CPC]
  • Destroyer Yuzuki rescued survivors of sunken transport Kottoku Maru. ww2dbase [Yuzuki | CPC]
  • USS Grenadier attacked Japanese oiler San Clemente Maru with two torpedoes 40 miles southwest of Truk, Caroline Islands; both torpedoes hit the ship but both failed to detonate. ww2dbase [Grenadier | CPC]
  • German submarine U-77 fired three torpedoes at a British warship east of Cyprus at 1216 hours, missing with all three, but one of them would strike and sink Egyptian sail boat Fany; all 10 aboard survived. 110 miles south of Cyprus at about the same time, U-375 stopped Egyptian sail boats Amina and Ikbal, forced the crews to abandon ship, and sank them with the deck gun. ww2dbase [CPC]
Atlantic Ocean
  • German submarine U-132 attacked Allied convoy ON-113 100 miles southeast of Halifax, Nova Scotia, Canada at 0110 hours, sinking British ship Pacific Pioneer; all 71 aboard survived. ww2dbase [Second Happy Time | U-132 | CPC]
  • The 39 survivors of Norwegian tanker Tankexpress, sunk by German submarine U-130 three days earlier, saw the silhouettes of several warships coming straight towards them in the evening, proving to be a British flotilla and they were all taken aboard HMS Lightning. ww2dbase [HM]
  • At 1958 hours, German submarine U-155 sank US ship Cranford 250 miles east of Barbados; 11 were killed, 36 survived. ww2dbase [Second Happy Time | CPC]
  • At 2048 hours, German submarine U-130 sank British ship Danmark 550 miles south of the Cape Verde Islands; all 46 aboard survived. ww2dbase [Second Happy Time | CPC]
Australian Papua
  • George Kenney arrived at Seven Mile airfield near Port Moresby, Australian Papua by a B-17 Flying Fortress bomber at 0700 hours. ww2dbase [George Kenney | Port Moresby | CPC]
Dutch East Indies
  • Japanese troops landed on Aru, Babar, Kai, and Tanimbar islands in the Moluccan Islands, Dutch East Indies; light Dutch resistance at Kai and Tanimbar opposed the landings, killing a small number of Japanese troops. ww2dbase [Dutch East Indies Campaign, Celebes and Moluccas | CPC]
French Indochina Japan
  • Tatsuta Maru departed Yokohama, Japan with 60 Allied internees including Ambassador Sir Robert Craigie and British embassy staff from Tokyo, Yokohama, and Kobe, Belgian Ambassador and Mrs. M. Fortholme, Greek Minister M. Politis, Egyptian Minister M. Samaika, Australian diplomat Keith Officer, Norwegian diplomat and Mrs. M. Kolstadt, Dutch diplomat and Mrs. M. Reuchlin, Czechoslovakian Minister Mr. Havlicek and consular officials from Yokohama and Kobe, and other British and foreign nationals. It was the first Japanese-British diplomatic exchange. ww2dbase [Tatsuta Maru | Yokohama, Kanagawa | CPC]
  • Nachi exited the drydock at Yokosuka, Japan. ww2dbase [Yokosuka Naval Arsenal | Nachi | Yokosuka, Kanagawa | CPC]
  • Soviet submarine S-7 sank German ship Kathe 1 mile off Pavilosta, Latvia. ww2dbase [S-7 | Pavilosta | CPC]
  • Soviet troops launched an offensive near Rzhev, Russia, aiming to surround six German divisions. ww2dbase [Rzhev, Tver | TH, CPC]
  • German Armeegruppe B attacked the Soviet bridgehead at Kalach-na-Donu in southern Russia, west of Stalingrad. ww2dbase [Battle of Stalingrad | Kalach-na-Donu, Stalingrad | TH]
Trinidad United States
  • USS Runner was commissioned into service with Commander Frank W. Fenno, Jr. in command. ww2dbase [Runner (Gato-class) | CPC]
  • USS Whale began her shakedown training. ww2dbase [Whale | CPC]
Photo(s) dated 30 Jul 1942
Mauthausen Concentration Camp prisoner Hans Bonarewitz being pulled in a cart prior to his execution, Austria, 30 Jul 1942Submarine Whale off Mare Island Navy Yard, Vallejo, California, United States, 30 Jul 1942Submarine Whale during trials off Mare Island Navy Yard, Vallejo, California, United States, 30 Jul 1942USS Whale at Naval Air Station Alameda, California, United States, 30 Jul 1942

30 Jul 1942 Interactive Map

Timeline Section Founder: Thomas Houlihan
Contributors: Alan Chanter, C. Peter Chen, Thomas Houlihan, Hugh Martyr, David Stubblebine
Special Thanks: Rory Curtis

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"With Germany arming at breakneck speed, England lost in a pacifist dream, France corrupt and torn by dissension, America remote and indifferent... do you not tremble for your children?"

Winston Churchill, 1935

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