At sea
SprueStack Zero Hour: WW2 day by day
10 June 1940
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 12 sourced entries for this date, chosen by the editor.
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Entries
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At sea
Italy declares war on France and Great Britain; Italian troops invade France.
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At sea
Rear Admiral David M. LeBreton relieves Rear Admiral Charles E. Courtney as Commander Squadron 40-T on board light cruiser Trenton (CL-11) at Lisbon, Portugal.
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Fascist Italy declares war on France and the United Kingdom, beginning an invasion of southern France.
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U.S. President Franklin D. Roosevelt denounces Italy's actions in his "Stab in the Back" speech at the graduation ceremonies of the University of Virginia.
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Palazzo Venezia
Speech by Benito Mussolini on the declaration of war on Great Britain and France of 10 June 1940.
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Diplomatic record
Memorandum by the Ambassador in Japan (Grew)
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Diplomatic record
The Secretary of State to the Ambassador in Japan (Grew)
The full list for this date is being cleaned and will return soon.
Sources listed with each entry. Spotted an error? Tell us.
10 June in other years 19411942194319441945
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