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SprueStack Zero Hour: WW2 day by day
21 June 1942
What happened on this day in the Second World War, from 1939 to 1945, with a source for every entry.
About this page
Each day we list events from the Second World War that happened on that date, from 1939 to 1945. Every entry names its source and links to it, so you can read further. Entries are sourced and machine-screened before they go up, a subset is human-reviewed, and we add more over time.
8 of 103 sourced entries for this date, chosen by the editor.
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Entries
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Libya
Tobruk falls to enemy. Gen Ritchie decides to withdraw to Matruh, Egypt, and orders 13 Corps to delay enemy while 30 Corps begins organization of the Matruh position.
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A Japanese submarine surfaces near the Columbia River in Oregon, firing 17 shells at Fort Stevens in one of only a handful of attacks by Japan against the United States mainland.
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Battle of Gazala
The retirements brought the Eighth Army closer to its base and the Qattara Depression to the south of El Alamein closed the southern flank.
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Battle of Gazala
An advance would stop at the Egyptian frontier, another east and the would redeploy for Operation Herkules.
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Battle of Gazala
When night fell, the armoured formations turned south in a sweeping move around the southern end of the Gazala line.
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European Theater
THOR mission records show at least 18 Allied sorties (2 recorded unit missions) in the European Theater on 1942-06-21, flown by RAF. Targets included FRANCE.
Source US Air Force THOR (opens external site)
THOR is a secondary compilation with known gaps, not a complete record.
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Mediterranean Theater
THOR mission records show at least 9 Allied sorties (4 recorded unit missions) in the Mediterranean Theater on 1942-06-21, flown by RAF, USAAF 9th Air Force. Targets included LIBYA.
Source US Air Force THOR (opens external site)
THOR is a secondary compilation with known gaps, not a complete record.
The full list for this date is being cleaned and will return soon.
Sources listed with each entry. Spotted an error? Tell us.
21 June in other years 19401941194319441945
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