1941China, Australia, and South Africa Declare War on Japan

China officially declares war on Japan, although a de facto ...
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Year
1939
1941
1942
1945

⚔️ South Africa Declares War on Germany

South Africa, now under Prime Minister Jan Smuts, declares war on Germany.
South Africa Declares War on Germany (1939)
South AfricaGermanyWar declarationAfricaAlliesCommonwealth

🇨🇳 China, Australia, and South Africa Declare War on Japan

China officially declares war on Japan, although a de facto state of war has existed between the two countries since the Marco Polo Bridge Incident of July 7, 1937. China also declares war on Germany and Italy. Australia officially declares war on Japan. South Africa declares war on Japan, regarded as if at war from 8th December 1941.
China, Australia, and South Africa Declare War on Japan (1941)
ChinaAustraliaSouth AfricaJapanWarDeclarationAlliesPacific TheaterDiplomacy

🇺🇸 Germany and Italy Declare War on the United States

Germany and Italy declare war on the United States. The United States reciprocates and declares war on Germany and Italy.
USGermanyItalyWarDeclarationAxis PowersGlobal WarDiplomacyEuropePacific Theater

📜 Japan Declares War on the Netherlands

Japan declares war on the Netherlands.
JapanNetherlandsDeclaration of WarDutch East IndiesDiplomacyAxis PowersPacific TheaterInvasion

🇳🇴 Norway Declares War on Japan

Norway declares war on Japan.
Norway Declares War on Japan (1945)
Norwaydeclaration of wardiplomacyJapanEuropeallies

🇮🇹 Italy Declares War on Japan

Italy declares war on Japan.
Italydeclaration of wardiplomacyJapanalliesEurope