What led France and Britain to declare war against Germany to begin World War II?

Timeline of formal declarations of war from 1939 to 1945

This is a timeline of declarations of state of war during World State of war II.

A declaration of state of war is a formal act by which one nation goes to state of war against another. The annunciation is usually the human activity of delivering a performative oral communication or the presentation of a signed document past an authorized party of a national government in order to create a state of war betwixt two or more sovereign states. The official international protocol for declaring war was divers in The Hague Peace Conference of 1907 (or Hague II).^[1] For the diplomatic maneuvering behind these events, which led to hostilities between nations during World State of war Two, see Diplomatic history of Globe War II.

List of state of war declarations [edit]

Below is a table showing the outbreak of wars between nations which occurred during World War II. Indicated are the dates (during the firsthand build-up to, or during the course of, World War Ii), from which a de facto land of war existed betwixt nations. The tabular array shows both the "Initiator Nation(s)" and the nation at which the aggression was aimed, or "Targeted Nation(s)". Events listed include those in which there were simple diplomatic breaking of relations that did not involve any concrete assail, as well as those involving overt declarations or acts of assailment. In rare cases, state of war between two nations occurred twice, with an intermittent period of peace. The list hither does not include peace treaties or periods of any armistice.

Key to Type (fourth column):

A = Attack without prior, formal declaration of war;
C = Declaration and/or set on without standard, formal procedure, sometimes preceded past a casus belli thus fait accompli;
U = Country of war arrived at through use of ultimatum;
W = Formal declaration of war made.

Outbreaks of war between nations during World War Ii

Date	Initiator nation(s)	Targeted nation(s)	Type	Notes/comments	Document/upshot
1939-09-01	Frg	Poland	U[2] [iii]	German attack began at 4:44 a.m., Berlin and Warsaw time.[4] [2] [5]	Invasion
1939-09-01	Slovak Commonwealth	Poland	A		Invasion
1939-09-03	United Kingdom France Australia New Zealand Republic of india Tonga Transjordan Morocco Tunisia	Germany	U[2] [3]	At 11:15 a.m. London fourth dimension,[6] British PM, Neville Chamberlain publicly delivered his Ultimatum Speech.[three] [a]>[7] As the Statute of Westminster 1931 was not notwithstanding ratified by the parliaments of Australia and New Zealand, the British annunciation of state of war on Frg besides practical to those dominions. Tonga was non a British dominion, but declared war separately, alongside U.k..[eight] The French ultimatum to Frg expired a few hours later at 17:00.	United Kingdom declaration French declaration
1939-09-04	Nepal	Germany	W		Declaration
1939-09-06	South Africa	Germany	West[2] [3]		Declaration
1939-09-ten	Bahrain Canada Oman	Germany	W[2] [3]		Declaration Declaration Declaration
1939-09-17	Soviet Union	Poland	A[ii] [3]		Invasion
1939-eleven-09	State of kuwait	Deutschland	Due west		Kuwaiti Declaration of State of war
1939-11-xxx	Soviet Wedlock	Finland	A[2] [three]	2nd state of war between these nations (after Finnish invasion in 1918–1920).	Invasion
1940-04-09	Germany	Denmark Norway	A[2]		Invasion of Denmark Invasion of Norway
1940-04-12	United Kingdom	Faroe Islands	A[3]		Invasion
1940-05-10	Federal republic of germany	Belgium Netherlands	A/W[ii] [iii]	Date of the German offensive in the West, W from Kingdom of belgium and the Netherlands.[ix]	Belgium Netherlands
1940-05-10	Germany	Luxembourg	A[3]		Luxembourg
1940-05-10	Britain	Iceland	A		Invasion
1940-06-10	Italy	France United Kingdom	West[2] [three]		French republic and the UK
1940-06-10	Canada	Italy	W[2]		Declaration
1940-06-eleven	South Africa Australia New Zealand	Italy	West[2]		Due south Africa Australia New Zealand
1940-06-11	France	Italian republic	W[2]		Declaration
1940-06-25	United kingdom of great britain and northern ireland	Vichy France	A	Vichy France cuts off diplomatic relations with the Great britain on viii July 1940.	Attack
1940-09-09	Italy	Egypt	A	Egypt never formally alleged war on Italy.	Invasion
1940-09-22	Nihon	Vichy France	A	Japanese troops occupy French Indochina	Invasion
1940-09-23	Free France Britain Australia	Vichy France	A		Invasion
1940-10-??	Thailand	Vichy French republic	A		Franco-Thai War
1940-10-28	Italian republic	Greece	U[3]	Italy invades Greece	Invasion
1940-11-23	Belgium (in-exile)	Italy	W[10]		Announcement
1941-02-05	Free French republic	Italian republic	A		Invasion
1941-04-06	Germany	Greece	W[ii] [3]		Invasion
1941-04-06	Frg	Yugoslavia	A[ii] [three]		Invasion
1941-04-06	Italy	Yugoslavia	A[3]		Invasion
1941-04-07	Yugoslavia	Hungary	A[xi]	Subsequently the German invasion, bombing of Hungarian locations	Invasion
1941-04-fourteen	Germany	Egypt	A	Egypt did not formally declare state of war until 1945.	Invasion
1941-05-02	United Kingdom	Iraq	A		Invasion
1941-06-08	Free France	Germany	A	[ commendation needed ]	Invasion
1941-06-22	Germany Italy Romania	Soviet Union	A[two] [iii]	A timed-declaration of war was given past Germany at the time of the attack[12]	Invasion
1941-06-22	Tuva	Germany	Due west	Tuva was a client state of the Soviet Union. Part of the USSR from 1944.
1941-06-25	Republic of finland	Soviet Union	Westward	Finland recognized a country of state of war with the Soviet Union; third state of war between these nations.	Continuation War
1941-06-27	Hungary	Soviet Union	C[eleven]	Subsequently the bombing of several Hungarian locations, the Hungarian war machine concluded a Soviet assault, the Authorities had decided the 2 countries were already belligerent, without the consent of the Parliament, in absence of the Regent	Invasion
1941-08-25	Soviet Union United kingdom of great britain and northern ireland Australia	Iran	A		Invasion
1941-12-05	United Kingdom	Republic of finland Romania Republic of hungary	W[xiii]		Declaration
1941-12-06	Finland Romania	Uk	W[3]		Annunciation
1941-12-07	United Kingdom	Republic of hungary	W[xiv]	UK declaration of war from 1941-12-05 entered into force on 1941-12-07 i minute after midnight	Announcement
1941-12-07	Nihon	Usa Uk Thailand	W/A[2]	Westward (Japanese signal of view); A (British Empire and United States)	Declaration Assail on Pearl Harbor Invasion of Hong Kong Invasion of Thailand
1941-12-07	Canada Australia New Zealand	Finland Romania Hungary	W[3]		Annunciation
1941-12-07	Canada Panama	Japan	W[three]		Declaration
1941-12-08	United Kingdom United States Canada Australia Republic of costa rica Dominican Commonwealth El Salvador Guatemala Republic of haiti Honduras Netherlands (in-exile) New Zealand Nicaragua Philippines Tonga[8]	Nihon	W[3]		British declaration United States declaration Canadian proclamation Australian declaration Costa Rican declaration Dominican Republic's declaration Guatemalan annunciation Salvadoran announcement Haitian declaration Honduran proclamation Dutch annunciation New Zealand's announcement Nicaraguan proclamation Philippine annunciation Tongan declaration
1941-12-08	Due south Africa	Japan Finland Romania Hungary	Westward[3]		Due south African declaration
1941-12-08	Mongolia	Frg	W[ commendation needed ]		Mongolian declaration
1941-12-08	Manchukuo	United States	W[iii]		Manchukuo annunciation
1941-12-08	Japan	British Malaya	A		Invasion of Malaya Assault on Singapore
1941-12-09	Australia New Zealand Cuba	Japan	W[three]		Australian declaration New Zealand'south declaration
1941-12-09	China	Germany Italy Nihon	Due west[iii]	Mainland china and Japan had been at undeclared war since 1937	2d Sino-Japanese war Declaration
1941-12-eleven	Germany Italy	United States	Westward[2] [3]		German proclamation Italian annunciation
1941-12-11	U.s.a. Cuba Republic of costa rica Dominican Republic Guatemala Nicaragua	Germany Italy	W[3]		Deutschland Italy
1941-12-11	Netherlands (in-exile)	Italy	W[iii]		Proclamation
1941-12-11	Poland (in-exile)	Nihon	West[2]	Japan rejected declaration of War. Prime Minister Hideki Tōjō'due south answer was: "We don't accept the Polish declaration of state of war. The Poles, fighting for their freedom, alleged war under the British pressure"[ citation needed ].
1941-12-12	Romania Bulgaria Slovak Commonwealth	United States United kingdom of great britain and northern ireland	W[iii]		Romanian declaration Bulgarian announcement
1941-12-12	Haiti Republic of el salvador Panama	Federal republic of germany Italian republic	Westward[3]		Annunciation
1941-12-12	Australia Netherlands	Portugal	A	Portugal maintained neutrality throughout World War II.	Invasion
1941-12-xiii	United Kingdom New Zealand South Africa	Bulgaria	Due west[iii]		British announcement New Zealand's declaration South African declaration
1941-12-thirteen	Honduras	Federal republic of germany Italy	W[three]		Declaration
1941-12-thirteen	Italy	Republic of cuba Guatemala	W[3]		Declaration
1941-12-14	Contained State of Croatia	The states United Kingdom	West[3]		Proclamation
1941-12-15	Hungary	United States	C[xv]	The Prime number Government minister informed the U.S. administrator without approval of the Parliament and the Regent, but initially denied it would mean "war" in fact, however ii days later he alleged it means the two countries became argumentative. As the ambassador refused to accept the exact form of this act, the next day the Prime Minister in written reinforced it.	Proclamation
1941-12-xvi	Czechoslovakia (in-exile)	Germany Italia Finland Romania Hungary Nippon Bulgaria Contained State of Croatia Slovak Commonwealth	W[3]	Czechoslovakia declares war on all countries at war with the United states of america, Slap-up Britain and the Union of Soviet Socialist Republics.	Announcement
1941-12-16	Japan	Sarawak North Borneo Brunei	A		Invasion
1941-12-17	Albania	United States	W		Announcement
1941-12-nineteen	Nicaragua	Romania Hungary Republic of bulgaria	W[3]		Announcement
1941-12-nineteen	Romania	Nicaragua	W[xvi]	Out of the Axis countries only Romania reciprocated, declaring war on Nicaragua on the same day	Declaration
1941-12-20	Belgium (in-exile)	Nihon	Westward		Proclamation
1941-12-24	Haiti	Romania Hungary Republic of bulgaria	W[iii]		Declaration
1941-12-24	Romania	Republic of haiti	Due west[17]	Out of the Axis countries only Romania reciprocated, declaring war on Haiti on the same mean solar day	Declaration
1942-01-01	United Nations	Centrality Powers	W	Declared during Arcadia Conference	Declaration
1942-01-06	Australia	Bulgaria	W		Proclamation
1942-01-25	Thailand	United Kingdom United States	A		Declaration
1942-01-25	United kingdom New Zealand South Africa	Thailand	W		British declaration New Zealand's declaration South African declaration
1942-02-19	Japan	Portugal	A	Portugal maintained neutrality throughout World State of war II.	Invasion
1942-03-02	Commonwealth of australia	Thailand	W[3]		Australian declaration
1942-05-05	South Africa Netherlands (in-exile) Poland	Vichy France	A		Invasion
1942-05-05	Uk Northern Rhodesia Southern Rhodesia South Africa Tanganyika Belgian Congo	Vichy France Japan	A		Invasion
1942-05-22	Mexico	Deutschland Italy Japan	W[3]		Declaration
1942-06-05	U.s.	Republic of hungary Romania Bulgaria	W[11]		Us Declaration of War upon Hungary United states of america Declaration of War upon Romania Usa declaration of war upon Bulgaria
1942-06-13	Iroquois Confederacy	Germany Italian republic Japan	W	Having never fabricated peace with Frg from the Beginning World War, Haudenosaunee became the only Native American country to officially declare war on the Axis powers separately from the United States (other Native American nations issued declarations or declared war de facto alongside the Usa as their tribal citizens enlisted in the War machine). An Iroquois representative in full regalia appear on the steps of the U.S. Capitol by the following statement: "Nosotros represent the oldest, though smallest, commonwealth in the globe today. It is the unanimous sentiment among Indian people that the atrocities of the Centrality nations are violently repulsive to all sense of righteousness of our people, and that this merciless slaughter of flesh can no longer be tolerated. At present nosotros do resolve that information technology is the sentiment of this council that the Six Nations of Indians declare that a country of war exists between our Confederacy of Six Nations on the one function and Federal republic of germany, Italian republic, Nihon and their allies confronting whom the United States has alleged state of war, on the other role."[18]	Annunciation
1942-08-22	Brazil	Germany Italy	W		Declaration
1942-11-08	United States Canada	Vichy French republic	A		Invasion
1942-11-x	Germany Italy	Vichy France	A		Invasion
1942-11-12	Germany	Tunisia	A	German invasion via airlifting several divisions in reaction to Operation Torch, swiftly occupying Tunis and the eastern part of the country, and capturing the western portions after French Tunisian resistance before the allies reached the Tunisian border. In the resulting Tunisian campaign, the Allies finally defeated the Axis forces in Africa.	Invasion
1942-12-14	Ethiopia	Germany Italy Japan	West	On 3 October 1935, Italy invaded Ethiopia without a formal declaration of war. In response to the Italian invasion, Federal democratic republic of ethiopia declared war on Italy. Most of Ethiopia was occupied by Italy in 1936, however parts of Ethiopia remained under the control of the Ethiopian Patriots Move, which begun its guerrilla war against the occupying Italian forces the day Addis Ababa cruel in May 1936. In May 1941, Addis Ababa was liberated by the Gideon Force, restoring sovereignty to Ethiopia.	2d Italo-Ethiopian War Declaration
1943-01-09	Reorganized National Government of China	United States United Kingdom	W[3]		Declaration
1943-01-17	Iraq	Germany Italy Japan	West[iii]		Declaration
1943-01-20	Chile	Germany Italia	W	President Ríos officially suspended all trade and diplomatic relations with the Axis powers, and Chile officially joined the Allies as government began rooting out Nazi spies from Operation Bolivar. While only declaring war on Germany and Italy (although Chile would not declare war on Japan until 1945, it began imprisoning Japanese nationals in 1943), the American government and international press historic this day as Chile declaring state of war on the Centrality.	Declaration
1943-04-07	Bolivia	Germany Italy Japan other axis nations	West	Bolivia officially joined the Allies on seven Apr 1943. Before long after state of war was declared, the President, Enrique Peñaranda, was overthrown in a coup. Bolivian mines supplied needed can to the Allies, but no troops or warplanes were sent overseas. Bolivians remained confident their geographic isolation would protect them from the war.	Declaration
1943-08-01	State of Burma	Us United Kingdom	W[iii]		Declaration
1943-09-08	Germany	Italian republic Albania	A	After Italia's capitulation to the Allied powers, Germany swiftly invaded both Italy and Italian-controlled territories (such every bit Republic of albania, an Italian satellite country) to preempt a possible Centrolineal intervention.	Performance Achse, German language occupation of Albania
1943-09-09	Iran	Federal republic of germany	W		Declaration
1943-ten-13	Italian republic	Germany	Westward[2]	Italy had inverse sides after the fall of Mussolini. The Annunciation of War was given by Pietro Badoglio to the German administrator in Madrid.[2]	Declaration
1943-11-26	Colombia	Germany	W	See Colombia during Globe War II	Announcement
1944-01-17	Costless France	Italian Social Democracy	A		Invasion
1944-01-27	Republic of liberia	Deutschland Japan	West		Proclamation
1944-06-06	French republic	Germany	A		Invasion
1944-07-25	France	Japan	A		Invasion
1944-08-25	Romania	Frg	West[3]	Romania switched sides	Declaration
1944-09-05	Soviet Matrimony	Bulgaria	Due west		Declaration
1944-09-07	Hungary	Romania	W[iii]		Declaration
1944-09-07	Romania	Hungary	W[3]		Declaration
1944-09-08	Bulgaria	Federal republic of germany	West	Bulgaria switched sides	Proclamation
1944-09-15	Federal republic of germany	Finland	A		Lapland War
1944-09-21	San Marino	Germany Italian Social Republic	A		Battle of San Marino
1944-09-23	Second Philippine Republic	United States Great britain	Westward[19]		Philippine declaration
1944-12-28	Hungary	Germany	Due west[20]	The Conditional National Authorities, which had been established under Soviet protection in the urban center of Debrecen, declared war on Frg. The German-backed Pointer Cross government was still at war with the Soviet Wedlock and its troops were still in action. Equally it had not switched sides of its own accord, Hungary was never recognized as having defected to the Allies.	Hungarian declaration
1945-02-02	Republic of ecuador	Federal republic of germany Japan	W		Ecuadorian declaration
1945-02-07	Paraguay	Germany Nippon	W		Paraguayan declaration
1945-02-12	Republic of peru	Frg Japan	Westward[iii]		Declaration
1945-02-xv	Venezuela Uruguay	Germany Nihon	Westward		Venezuelan declaration Uruguayan declaration
1945-02-23	Turkey	Frg Japan	Due west		Declaration
1945-02-24	Egypt	Federal republic of germany Japan	West		Declaration
1945-02-26	Syria Lebanon	Germany Japan	W		Declaration
1945-02-28	Kingdom of saudi arabia	Germany	West		Announcement
1945-03-01	Saudi arabia	Japan	W[three]		Declaration
1945-03-01	Iran	Nippon	W[three]	Iran declares war on Japan retroactive to the previous day (Feb. 28, 1945)	Declaration
1945-03-03	Finland	Germany	Due west	Finland declares war on Germany retroactive to Sept. 15, 1944 following terms of 1944 Moscow Armistice	Lapland War
1945-03-07	Romania	Japan	Westward[3]		Declaration
1945-03-27	Argentina	Germany Japan	W		Argentinean declaration
1945-04-eleven	Chile	Nihon	W		Announcement
1945-06-07	Brazil	Nihon	Due west[3]		Declaration
1945-07-09	Kingdom of norway (in-exile)	Nippon	W	Norwegian government-in-exile announces that information technology had alleged war on Japan on December 7, 1941	Proclamation[21]
1945-07-14	Italy	Nippon	W		Declaration
1945-08-08	Soviet Union	Japan	W[2]	Last outbreak of war during the entire 2d World State of war.	Soviet–Japanese War
1945-08-10	Mongolia	Nihon	W[22]	W (de jure) A (de facto 1945-08-09) State of war declared 24 hours later on crossing the edge with Soviet troops	Soviet Invasion of Manchuria Mongolia in World War 2

Gallery [edit]

• 

  British Prime Minister Neville Chamberlain, landing at Heston aerodrome on 30 September 1938 after his coming together with Hitler at Munich. In his manus he holds the peace agreement betwixt Britain and Germany.

See also [edit]

• Diplomatic history of World War Ii
• Allies of World War II
• Centrality powers: German Instrument of Surrender and Surrender of Japan

Notes [edit]

1. ^ Included in the speech: "...This morning, the British Ambassador in Berlin handed the German language Authorities a final notation, stating that unless nosotros heard from them by 11 O'clock that they were prepared at once to withdraw their troops from Poland a country of state of war would be between united states of america. I have to tell you lot now that no such undertaking has been received and that consequently this country is at war with Federal republic of germany..."

References [edit]

1. ^ On the Opening of Hostilities; 1907; Yale Law School Library; retrieved March 2014.
2. ^ ^{a b c d e f yard h i j k fifty m northward o p q r s t u v} "2194 Days of War"; (1977); Salmaggi, C. & Pallasvini, A.; ISBN 91-582-0426-1; per tables included. [Italian; American]
3. ^ ^{a b c d e f g h i j chiliad l m n o p q r s t u five westward x y z aa ab ac advertising ae af ag ah ai aj ak al am an ao ap aq ar as at au av aw} Doody, Richard, "Chronology of World State of war II Diplomacy 1939 - 1945", Earth at War, archived from the original on May 5, 2016
4. ^ "Germans invade Poland". History.com. Retrieved i December 2019.
5. ^ "BBC ON THIS DAY | 1". news.bbc.co.great britain.
6. ^ Mann, Andrea. "September 3, 1939: Uk declares war on Germany later on Hitler'south troops invade Poland". BT.com. Retrieved 1 December 2019.
7. ^ 1939: Britain and France declare war on Germany, BBC
8. ^ ^{a b} "The United States Invasion of Tonga In 1942". Archived from the original on 25 February 2005. Retrieved 23 July 2021.
9. ^ Swedish Encyklopedia; "Bonniers Lexikon" (Vol. 1); (c.1960s); tabular array in commodity past Andra Världskriget: The Second World War; Pp. 461-462.
10. ^ Veranneman, Jean-Michel (30 September 2014). Belgium in WWII. ISBN9781783376070.
11. ^ ^{a b c} "Táblázat az egyes államok hadiállapotba kerüléséről". arcanum.hu. Arcanum Adatbázis Kft.
12. ^ "The Rise and Fall of the Third Reich"; Shirer, William 50
13. ^ "BBC - WW2 People's State of war - Timeline". world wide web.bbc.co.uk.
14. ^ "Hadiállapot Magyarország és Nagy-Britannia között". arcanum.hu. Arcanum Adatbázis Kft.
15. ^ Draveczki-Ury, Ádám (eleven December 2011). "Hetven éve történt: hadüzenet az Egyesült Államoknak". honvedelem.hu. Honvédelmi Minisztérium.
16. ^ Dr Erik Goldstein, Routledge, 2005, Wars and Peace Treaties: 1816 to 1991, p. 218
17. ^ Dr Erik Goldstein, Routledge, 2005, Wars and Peace Treaties: 1816 to 1991, p. 217
18. ^ Treuer, David (22 Jan 2019). The Heartbeat of Wounded Knee: Native America from 1890 to the Present. Riverhead Books.
19. ^ "1. U.s.a./Philippines (1898-1946)".
20. ^ "Az új államiság kiépítése Magyarországon | Magyarok a II. világháborúban | Kézikönyvtár". www.arcanum.hu . Retrieved 2021-04-01 .
21. ^ "Kingdom of norway Declares War on Nippon". Canberra Times (Human action : 1926 - 1995). ix July 1945. p. 1.
22. ^ Christopher P. Atwood (1999), "Sino-Soviet Affairs and the 2nd Partitioning of Mongolia, 1945–1946", Mongolia in the Twentieth Century: Landlocked Cosmopolitan, Bruce A. Elleman and Stephen Kotkin, eds. (Armonk, NY: Thousand. E. Sharpe), 147.

silvaanced1936.blogspot.com

Source: https://en.wikipedia.org/wiki/Declarations_of_war_during_World_War_II

Share this post