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the claim
Australia officially declared war on Germany during World War II on September 3, 1939
the verdict
SUPPORTED
the evidence backs this
Recorded sources
6 sources for · 0 against
Is it true that Australia officially declared war on Germany during World War II on September 3, 1939?
Yes. Historical references and peer-reviewed texts confirm that Australia followed Great Britain in declaring war on Germany on September 3, 1939.
Verdict: SUPPORTED · 6 sources for, 0 against · Last checked
How claims like this are judged
Judged against reference works: claims of this kind are settled by the historical reference record, not journal abstracts.
Evidence for · 6
Notes that Britain and France declared war on September 3 and mentions Australia in that context.
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Douglas, B., E, H. M., & Studies, E. C. f. A. (2004). HarperResource: The World War II desk reference. HarperResource. https://archive.org/details/worldwariideskre00brin
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More for · 5
States explicitly that Commonwealth nations of Australia and New Zealand declared war against Germany on September 3.
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Sterling: The Real History Of World War Ii A New Look At The Past. (2011). Sterling. https://archive.org/details/realhistoryofwor0000unse
States explicitly that Commonwealth nations of Australia and New Zealand declared war against Germany on September 3.
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Axelrod, A. (n.d.). Sterling: The Real History of World War II. Sterling. https://archive.org/details/realhistoryofwor00axel
States that when Britain and France declared war on September 3, 1939, British Dominions like Australia followed suit.
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OpenAIRE: The Polish-Soviet War of 1939. (1991). OpenAIRE. https://doi.org/10.1007/978-1-349-21379-5_2
States that the German attack on Poland triggered declarations of war by Britain, France, Canada, Australia, etc.
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OpenAIRE: World War II begins. (2014). OpenAIRE. https://doi.org/10.1093/actrade/9780199688777.003.0003
Explicitly states that for Australia, World War II began on September 3rd, 1939.
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OpenAIRE: World War II in the Cinema of Green Continent. (2015). OpenAIRE. https://doi.org/10.17816/vgik72106-114
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Receipt History
first checked05 Aug 2026
judged → SUPPORTED · 7505 Aug 2026
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