30 Jun 1940
  • German submarine U-65 and U-43 attacked Allied convoy SL-25 300 files west of Brest, France. At 2227 hours, U-43 sank British ship Avelona Star; 1 was killed and 84 were rescued. U-65 damaged British ship Clan Ogilvy, which would need to be towed away; she would remain out of commission until Oct 1940. ww2dbase [CPC]
  • German submarine U-47 sank Greek ship Georgios Kyriakides west of Ireland; all 30 crew members survived. ww2dbase [U-47 | CPC]
  • As of this date, the US Navy reported the strength of 1,099 vessels and 203,127 personnel (160,997 Navy, 28,384 Marine Corps, and 13,766 Coast Guard). In a separate report, the US Marine Corps reported the active duty strength to be 1,732 officers and 26,545 enlisted men for the total of 28,277. ww2dbase [CPC]
  • Heavy cruiser USS Wichita, with Commander Cruiser Division Seven Rear Admiral Andrew C. Pickens aboard, arrived at Montevideo, Uruguay, joining USS Quincy that was already there. The visit was "to furnish a reminder of the strength and the range of action of the armed forces of the United States". ww2dbase [CPC]
  • Alfred Jodl noted in his diary that the United Kingdom was certain to fall in time, regardless of the fact whether an actual invasion was necessary. ww2dbase [Alfred Jodl | CPC]
Atlantic Ocean
  • German submarine U-26 sank Estonian ship Merkur (killing 4) and Norwegian ship Belmoira (all 25 crew members survived) off of France. ww2dbase [CPC]
  • After repeated attacks, by Stuka aircraft and rail guns, had failed to make any impression, a direct order from General Maxime Weygand finally pursuades the remaining French garrisons still holding out in the Maginot fortresses to leave their defences. ww2dbase [Invasion of France and the Low Countries | Maxime Weygand | AC]
  • Three German personnel landed on the island of Guernsey in the English Channel by aircraft and demanded surrender from a local policeman. ww2dbase [Guernsey | TH]
  • A German reconnaissance aircraft landed on Guernsey in the Channel Islands and unofficially received the surrender of the islanders. ww2dbase [CPC]
  • Submarine S-7 was commissioned into service. ww2dbase [S-7 | CPC]
United States
  • US President Franklin Roosevelt returned to Washington DC, United States after touring the Potomac River aboard the presidential yacht Potomac. ww2dbase [Franklin Roosevelt | Washington | CPC]
Photo(s) dated 30 Jun 1940
Battleship North Carolina off New York Navy Yard, Brooklyn, New York, United States, late Jun 1940

30 Jun 1940 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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General Douglas MacArthur at Leyte, 17 Oct 1944

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