Diplomatic record
SprueStack Zero Hour: WW2 day by day
13 September 1941
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.
7 of 301 sourced entries for this date, chosen by the editor.
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Entries
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Diplomatic record
The American Ambassador in Japan (Grew) to the Japanese Minister for Foreign Affairs (Toyoda)
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Diplomatic record
The Ambassador in the Soviet Union (Steinhardt) to the Secretary of State
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Battle of the Atlantic
Two million gross tons of merchant shipping, 13% of the fleet available to the British, were under repair and unavailable, which had the same effect in slowing down cross-Atlantic supplies.
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Battle of the Atlantic
With this, there was hardly any need to triangulate, the escort could just run down the precise bearing provided, estimating range from the signal strength, and use look-outs or radar for final positioning.
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Battle of the Atlantic
In February, the old battleship deterred an attack on Convoy HX 106.
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European Theater
THOR mission records show at least 133 Allied sorties (32 recorded unit missions) in the European Theater on 1941-09-13, 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.
The full list for this date is being cleaned and will return soon.
Sources listed with each entry. Spotted an error? Tell us.
13 September in other years 19391940194219431944
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