|
Date:
|
Declaring party:
|
Opponent:
|
|
June 323 BC
|
Athens
|
Macedonia
|
|
282 BC
|
Rome
|
Tarentum
|
|
268 BC
|
Athens
|
Macedonia
|
|
246 BC
|
Ptolema
|
Seleucia
|
|
229 BC
|
Achaea
|
Sparta
|
|
227 BC
|
Sparta
|
Achaea
|
|
220 BC
|
Eleutherna
|
Rhodes
|
|
218 BC
|
Rome
|
Carthage
|
|
215 BC
|
Macedonia
|
Rome
|
|
200 BC
|
Athens
|
Macedonia
|
|
195 BC
|
Rome
|
Sparta
|
|
171 BC
|
Rome
|
Macedonia
|
|
170 BC
|
Ptolema
|
Seleucia
|
|
149 BC
|
Rome
|
Carthage
|
|
111 BC
|
Rome
|
Numidia
|
|
88 BC
|
Rome
|
Pontus
|
|
32 BC
|
Rome
|
Ptolema
|
|
58
|
Parthia
|
Rome
|
|
421
|
Byzantium
|
Iran
|
|
602
|
Iran
|
Byzantium
|
|
657
|
Umayyad
|
Rashidun
|
|
965/966
|
Byzantium
|
Bulgaria
|
|
1110
|
Chola
|
Eastern Ganga
|
|
1121
|
Seljuk
|
Georgia
|
|
1176
|
Byzantium
|
Rûm
|
|
14 June, 1206
|
England
|
|
|
16 July, 1242
|
France
|
|
November 1276
|
England
|
Wales
|
|
1284
|
Genoa
|
Pisa
|
|
1295
|
Venice
|
Genoa
|
|
1307
|
Norway
|
Denmark
|
|
August 1348
|
Genoa
|
Byzantium
|
|
1387
|
Bohemia
|
Bavaria
|
|
6 August, 1409
|
Teutonic Order
|
Lithuania
|
|
Poland
|
|
29 March, 1429
|
Venice
|
Ottoman Empire
|
|
25 June, 1431
|
Teutonic Order
|
Poland
|
|
14 April, 1438
|
Burgundy
|
Brandenburg
|
|
Denmark
|
|
Holstein
|
|
Lüneburg
|
|
Mecklenburg
|
|
Pomerania
|
|
April 1452
|
Venice
|
Milan
|
|
31 May, 1452
|
Burgundy
|
Ghent
|
|
22 February, 1454
|
Poland
|
Teutonic Order
|
|
June 1455
|
Denmark
|
Poland
|
|
Teutonic Order
|
|
28 July, 1463
|
Venice
|
Ottoman Empire
|
|
1466
|
Warmia
|
Teutonic Order
|
|
1493
|
Moscow
|
Poland
|
|
Summer 1496
|
Sweden
|
Moscow
|
|
28 March, 1507
|
Genoa
|
France
|
|
1508
|
Holy Roman Empire
|
Venice
|
|
March 1512
|
Aragon
|
France
|
|
Castile
|
|
León
|
|
1512
|
England
|
France
|
|
December 1519
|
Poland
|
Teutonic Order
|
|
29 May, 1522
|
England
|
France
|
|
9 October, 1531
|
Lucerne
|
Zürich
|
|
Schwyz
|
|
Unterwalden
|
|
Uri
|
|
Zug
|
|
1533
|
Johor
|
Portugal
|
|
1541
|
Denmark-Norway
|
Netherlands
|
|
12 July, 1542
|
France
|
Holy Roman Empire
|
|
22 June, 1543
|
England
|
France
|
|
June 1557
|
England
|
France
|
|
13 August, 1563
|
Denmark-Norway
|
Sweden
|
|
Lübeck
|
|
1572
|
Spain
|
Inca
|
|
1577/1578
|
Ottoman Empire
|
Iran
|
|
1578
|
Spain
|
Brunei
|
|
Ottoman Empire
|
|
17 January, 1595
|
France
|
Spain
|
|
August 1600
|
France
|
Savoy
|
|
1603
|
Iran
|
Ottoman Empire
|
|
1609
|
Sweden
|
Russia
|
|
April 1611
|
Denmark-Norway
|
Sweden
|
|
1625
|
England
|
Spain
|
|
Spring 1633
|
Poland-Lithuania
|
Russia
|
|
May 1635
|
France
|
Spain
|
|
1651
|
Netherlands
|
Sicily
|
|
10 July, 1652
|
England
|
Netherlands
|
|
May 1656
|
Russia
|
Sweden
|
|
Denmark
|
|
1657
|
Ottoman Empire
|
Transylvania
|
|
4 March, 1665
|
Netherlands
|
England
|
|
1666
|
Virginia
|
Patawomeck
|
|
1672
|
Savoy
|
Genoa
|
|
27 March,1682
|
England
|
Netherlands
|
|
6 April, 1682
|
France
|
|
26 October, 1683
|
England
|
France
|
|
Spain
|
|
25 April, 1684
|
Venice
|
Ottoman Empire
|
|
August 1687
|
Siam
|
England
|
|
3 April, 1689
|
Holy Roman Empire
|
France
|
|
4 June, 1690
|
Savoy
|
|
8 May, 1702
|
Netherlands
|
|
15 May, 1702
|
England
|
France
|
|
Spain
|
|
30 September, 1702
|
Holy Roman Empire
|
France
|
|
October 1703
|
Savoy
|
|
30 August, 1704
|
Poland-Lithuania
|
Sweden
|
|
18 October, 1709
|
Denmark-Norway
|
|
20 November, 1710
|
Ottoman Empire
|
Russia
|
|
9 December, 1714
|
Ottoman Empire
|
Venice
|
|
13 April, 1716
|
Austria
|
|
April 1715
|
Prussia
|
Sweden
|
|
17 December, 1718
|
Great Britain
|
Spain
|
|
9 January, 1719
|
France
|
|
25 July, 1722
|
Massachusetts
|
Wabanaki
|
|
1726
|
Ottoman Empire
|
Hotak
|
|
1727
|
Fox
|
France
|
|
October 10, 1733
|
France
|
Austria
|
|
Saxony
|
|
9 April, 1734
|
Holy Roman Empire
|
France
|
|
23 October, 1739
|
Great Britain
|
Spain
|
|
1743
|
Persia
|
Ottoman Empire
|
|
11 March, 1744
|
France
|
Great Britain
|
|
31 March, 1744
|
Great Britain
|
France
|
|
2 June, 1744
|
Massachusetts
|
France
|
|
Quebec
|
|
26 June, 1745
|
Genoa
|
Sardinia
|
|
17 May, 1756
|
Great Britain
|
France
|
|
17 January, 1757
|
Holy Roman Empire
|
Prussia
|
|
22 September, 1757
|
Sweden
|
|
February 1760
|
Cherokee
|
Great Britain
|
|
4 January, 1762
|
Great Britain
|
Spain
|
|
18 January, 1762
|
Spain
|
Great Britain
|
|
18 October, 1768
|
Ottoman Empire
|
Russia
|
|
1768
|
Poland-Lithuania
|
Russia
|
|
26 April, 1774
|
Virginia
|
Mingo
|
|
Shawnee
|
|
March 1778
|
France
|
Great Britain
|
|
17 March, 1778
|
Great Britain
|
France
|
|
13 June, 1778
|
France
|
Great Britain
|
|
1779
|
Great Britain
|
Spain
|
|
2 July, 1780
|
Mysore
|
Great Britain
|
|
December 1780
|
Great Britain
|
Netherlands
|
|
30 October, 1784
|
Austria
|
Netherlands
|
|
19 August, 1787
|
Russia
|
Ottoman Empire
|
|
20 April, 1792
|
France
|
Austria
|
|
18 May, 1792
|
Russia
|
Poland-Lithuania
|
|
June 1792
|
Prussia
|
Austria
|
|
7/8 September, 1792
|
Cherokee
|
United States
|
|
1 February, 1793
|
France
|
Netherlands
|
|
Great Britain
|
|
February, 1793
|
Spain
|
|
23 March, 1793
|
Holy Roman Empire
|
France
|
|
1793
|
Naples
|
|
Portugal
|
|
Tuscany
|
|
6 December, 1798
|
France
|
Naples
|
|
Sardinia
|
|
10 May, 1801
|
|
Sweden
|
|
United States
|
|
18 May, 1803
|
United Kingdom
|
France
|
|
23 May, 1804
|
Persia
|
Russia
|
|
31 October, 1805
|
Sweden
|
France
|
|
9 October, 1806
|
Prussia
|
France
|
|
30 December, 1806
|
Ottoman Empire
|
Russia
|
|
1806
|
Ashanti
|
Fante
|
|
26 October, 1807
|
Russia
|
United Kingdom
|
|
14 March, 1808
|
Denmark
|
Sweden
|
|
1809
|
Huéscar
|
Denmark
|
|
17 November, 1810
|
Sweden
|
United Kingdom
|
|
1810
|
Persia
|
Russia
|
|
June 18, 1812
|
United States
|
United Kingdom
|
|
22 June, 1812
|
France
|
Russia
|
|
3 March, 1813
|
Sweden
|
France
|
|
13 March, 1813
|
Prussia
|
|
1813 August
|
Austria
|
France
|
|
1 November, 1814
|
India
|
Nepal
|
|
United Kingdom
|
|
15 March, 1815
|
Naples
|
Austria
|
|
9 April 1815
|
United Kingdom
|
Naples
|
|
7 August, 1825
|
|
Sardinia
|
|
10 December, 1825
|
Brazil
|
United Provinces
|
|
April 1828
|
Russia
|
Ottoman Empire
|
|
3 June, 1828
|
Gran Colombia
|
Peru
|
|
3 July, 1828
|
Peru
|
Gran Colombia
|
|
23 August, 1828
|
|
Two Sicilies
|
|
16 October, 1831
|
Mexico
|
Apache
|
|
28 December, 1836
|
Chile
|
Peru-Bolivia
|
|
9 May, 1837
|
Argentina
|
|
December 1838
|
Mexico
|
France
|
|
11 December, 1845
|
United Kingdom
|
Sikh
|
|
1845
|
Paraguay
|
Argentina
|
|
May 13, 1846
|
United States
|
Mexico
|
|
7 July, 1846
|
Mexico
|
United States
|
|
March 1848
|
Sicily
|
Austria
|
|
23 March, 1848
|
Sardinia
|
|
18 August, 1851
|
Argentina
|
Brazil
|
|
16 October, 1853
|
Ottoman Empire
|
Russia
|
|
|
Date:
|
Declaring party:
|
Opponent:
|
|
27 March, 1854
|
France
|
Russia
|
|
28 March, 1854
|
United Kingdom
|
|
March 1855
|
Nepal
|
Tibet
|
|
1 November, 1856
|
United Kingdom
|
Persia
|
|
19 March, 1858
|
Orange
|
Basotho
|
|
3 May, 1859
|
France
|
Austria
|
|
22 October, 1859
|
Spain
|
Morocco
|
|
November 1864
|
United Kingdom
|
Bhutan
|
|
23 March, 1865
|
Paraguay
|
Argentina
|
|
4 May, 1865
|
Argentina
|
Paraguay
|
|
23 June, 1865
|
Italy
|
Austria
|
|
24 September, 1865
|
Spain
|
Chile
|
|
14 January, 1866
|
Peru
|
Spain
|
|
30 January, 1866
|
Ecuador
|
|
22 March, 1866
|
Bolivia
|
|
May 1870
|
Chile
|
Mapuche
|
|
16 July, 1870
|
France
|
Prussia
|
|
16 May, 1876
|
South Africa
|
Bapedi
|
|
Sekhukhune
|
|
18 June, 1876
|
Montenegro
|
Ottoman Empire
|
|
Serbia
|
|
24 April, 1877
|
Russia
|
Ottoman Empire
|
|
1 March, 1879
|
Bolivia
|
Chile
|
|
18 March, 1879
|
United Kingdom
|
Zulu
|
|
5 April, 1879
|
Chile
|
Peru
|
|
14 November, 1885
|
Bulgaria
|
Serbia
|
|
31 March, 1891
|
United Kingdom
|
Manipur
|
|
1892
|
France
|
Dahomey
|
|
1 August, 1894
|
China
|
Japan
|
|
Japan
|
China
|
|
1895
|
Italy
|
Ethiopia
|
|
27 August, 1896
|
United Kingdom
|
Zanzibar
|
|
17 April, 1897
|
Ottoman Empire
|
Greece
|
|
April 25, 1898
|
United States
|
Spain
|
|
June 2, 1899
|
Philippines
|
United States
|
|
11 October, 1899
|
Orange
|
United Kingdom
|
|
South Africa
|
|
21 June, 1900
|
China
|
Austria-Hungary
|
|
Belgium
|
|
France
|
|
Germany
|
|
Italy
|
|
Japan
|
|
Netherlands
|
|
Russia
|
|
Spain
|
|
United Kingdom
|
|
United States
|
|
8 February, 1904
|
Japan
|
Russia
|
|
16 February, 1904
|
Russia
|
Japan
|
|
1904
|
Montenegro
|
|
29 September, 1911
|
Italy
|
Ottoman Empire
|
|
October 8, 1912
|
Montenegro
|
Ottoman Empire
|
|
October 17, 1912
|
Bulgaria
|
|
Greece
|
|
Serbia
|
|
10 July, 1913
|
Romania
|
Bulgaria
|
|
July 28, 1914
|
Austria-Hungary
|
Serbia
|
|
1 August, 1914
|
Germany
|
Russia
|
|
Montenegro
|
Austria-Hungary
|
|
3 August, 1914
|
Germany
|
France
|
|
6 August, 1914
|
Austria-Hungary
|
Russia
|
|
12 August, 1914
|
France
|
Austria-Hungary
|
|
4 August, 1914
|
United Kingdom
|
Germany
|
|
12 August, 1914
|
Austria-Hungary
|
|
23 August, 1914
|
Japan
|
Germany
|
|
25 August, 1914
|
Austria-Hungary
|
|
5 November, 1914
|
United Kingdom
|
Ottoman Empire
|
|
11 November, 1914
|
Ottoman Empire
|
France
|
|
Russia
|
|
United Kingdom
|
|
23 May, 1915
|
Italy
|
Austria-Hungary
|
|
14 October, 1915
|
Bulgaria
|
Serbia
|
|
15 October, 1915
|
Montenegro
|
Bulgaria
|
|
United Kingdom
|
|
Germany
|
Portugal
|
|
16 October, 1915
|
France
|
Bulgaria
|
|
19 October, 1915
|
Italy
|
|
Russia
|
|
August 1916
|
Italy
|
Germany
|
|
August 27, 1916
|
Romania
|
Austria-Hungary
|
|
1 September, 1916
|
Bulgaria
|
Romania
|
|
April 6, 1917
|
United States
|
Germany
|
|
July 1917
|
Greece
|
Germany
|
|
2 July, 1917
|
Greece
|
Bulgaria
|
|
December 7, 1917
|
United States
|
Austria-Hungary
|
|
6 May, 1919
|
United Kingdom
|
Afghanistan
|
|
24 December, 1920
|
Carnaro
|
Italy
|
|
3 October, 1935
|
Ethiopia
|
|
3 September, 1939
|
United Kingdom
|
Germany
|
|
Australia
|
|
New Zealand
|
|
India
|
|
Tonga
|
|
Transjordan
|
|
France
|
|
Morocco
|
|
Tunisia
|
|
4 September, 1939
|
Nepal
|
|
6 September, 1939
|
South Africa
|
|
10 September, 1939
|
Bahrain
|
|
Canada
|
|
Oman
|
|
17 September, 1939
|
Soviet Union
|
Poland
|
|
9 November, 1939
|
Kuwait
|
Germany
|
|
10 May, 1940
|
Germany
|
Belgium
|
|
Netherlands
|
|
10 June, 1940
|
Italy
|
France
|
|
United Kingdom
|
|
11 June, 1940
|
South Africa
|
Italy
|
|
Australia
|
|
New Zealand
|
|
France
|
|
28 October, 1940
|
Italy
|
Greece
|
|
23 November, 1940
|
Belgium
|
Italy
|
|
6 April, 1941
|
Germany
|
Greece
|
|
22 June, 1941
|
Germany
|
Soviet Union
|
|
Italy
|
|
Tuva
|
Germany
|
|
24 June, 1941
|
Romania
|
Soviet Union
|
|
25 June, 1941
|
Finland
|
|
5 December, 1941
|
United Kingdom
|
Finland
|
|
Hungary
|
|
Romania
|
|
5 December, 1941
|
Finland
|
United Kingdom
|
|
Hungary
|
|
7 December, 1941
|
Canada
|
Finland
|
|
Hungary
|
|
Romania
|
|
Australia
|
Finland
|
|
Hungary
|
|
Romania
|
|
New Zealand
|
Finland
|
|
Hungary
|
|
Romania
|
|
Japan
|
United Kingdom
|
|
United States
|
|
Canada
|
Japan
|
|
Panama
|
|
Yugoslavia
|
|
8 December, 1941
|
United Kingdom
|
|
United States
|
|
Canada
|
|
Australia
|
|
Costa Rica
|
|
Dominican Republic
|
|
El Salvador
|
|
France
|
|
Greece
|
|
Guatemala
|
|
Haiti
|
|
Honduras
|
|
Netherlands
|
|
New Zealand
|
|
Nicaragua
|
|
Philippines
|
|
South Africa
|
|
Tonga
|
|
South Africa
|
Finland
|
|
Hungary
|
|
Romania
|
|
Mongolia
|
Germany
|
|
Manchukuo
|
United States
|
|
|
Date:
|
Declaring party:
|
Opponent:
|
|
9 December, 1941
|
Cuba
|
Japan
|
|
Republic of China
|
Germany
|
|
Italy
|
|
Japan
|
|
11 December, 1941
|
Germany
|
United States
|
|
Italy
|
|
United States
|
Germany
|
|
Italy
|
|
Costa Rica
|
Germany
|
|
Italy
|
|
Cuba
|
Germany
|
|
Italy
|
|
Dominican Republic
|
Germany
|
|
Italy
|
|
Guatemala
|
Germany
|
|
Italy
|
|
Nicaragua
|
Germany
|
|
Italy
|
|
Netherlands
|
Italy
|
|
Poland
|
Japan
|
|
12 December, 1941
|
Bulgaria
|
United Kingdom
|
|
United States
|
|
Romania
|
United Kingdom
|
|
United States
|
|
Slovakia
|
United Kingdom
|
|
United States
|
|
El Salvador
|
Germany
|
|
Italy
|
|
Haiti
|
Germany
|
|
Italy
|
|
Panama
|
Germany
|
|
Italy
|
|
13 December, 1941
|
United Kingdom
|
Bulgaria
|
|
New Zealand
|
|
South Africa
|
|
Honduras
|
Germany
|
|
Italy
|
|
Italy
|
Cuba
|
|
Guatemala
|
|
14 December, 1941
|
Croatia
|
United Kingdom
|
|
United States
|
|
16 December, 1941
|
Czechoslovakia
|
Bulgaria
|
|
Croatia
|
|
Finland
|
|
Germany
|
|
Hungary
|
|
Italy
|
|
Japan
|
|
Romania
|
|
Slovakia
|
|
17 December, 1941
|
Albania
|
United States
|
|
19 December, 1941
|
Nicaragua
|
Bulgaria
|
|
Hungary
|
|
Romania
|
|
Romania
|
Nicaragua
|
|
20 December, 1941
|
Belgium
|
Japan
|
|
24 December, 1941
|
Haiti
|
Bulgaria
|
|
Hungary
|
|
Romania
|
|
Romania
|
Haiti
|
|
25 December, 1941
|
Greece
|
Japan
|
|
6 January, 1942
|
Australia
|
Bulgaria
|
|
25 January, 1942
|
United Kingdom
|
Thailand
|
|
New Zealand
|
|
South Africa
|
|
2 March, 1942
|
Australia
|
|
22 May, 1942
|
Mexico
|
Germany
|
|
Italy
|
|
Japan
|
|
5 June, 1942
|
United States
|
Bulgaria
|
|
Hungary
|
|
Romania
|
|
13 June, 1942
|
Iroquois
|
Germany
|
|
Italy
|
|
Japan
|
|
22 August, 1942
|
Brazil
|
Germany
|
|
Italy
|
|
14 December, 1942
|
Ethiopia
|
Germany
|
|
Italy
|
|
Japan
|
|
9 January, 1943
|
Reorganized National Government of China
|
United Kingdom
|
|
United States
|
|
17 January, 1943
|
Iraq
|
Germany
|
|
Italy
|
|
Japan
|
|
20 January, 1943
|
Chile
|
Germany
|
|
Italy
|
|
7 April, 1943
|
Bolivia
|
Germany
|
|
Italy
|
|
Japan
|
|
1 August, 1943
|
Burma
|
United Kingdom
|
|
United States
|
|
9 September, 1943
|
Iran
|
Germany
|
|
13 October, 1943
|
Italy
|
Germany
|
|
26 November, 1943
|
Colombia
|
Germany
|
|
27 January, 1944
|
Liberia
|
Germany
|
|
Japan
|
|
25 August, 1944
|
Romania
|
Germany
|
|
5 September, 1944
|
Soviet Union
|
Bulgaria
|
|
7 September, 1944
|
Hungary
|
Romania
|
|
Romania
|
Hungary
|
|
8 September, 1944
|
Bulgaria
|
Germany
|
|
21 September, 1944
|
San Marino
|
Germany
|
|
Italy
|
|
23 September, 1944
|
Philippines
|
United Kingdom
|
|
United States
|
|
2 February, 1945
|
Ecuador
|
Germany
|
|
Japan
|
|
7 February, 1945
|
Paraguay
|
Germany
|
|
Japan
|
|
12 February, 1945
|
Peru
|
Germany
|
|
Japan
|
|
15 February, 1945
|
Uruguay
|
Germany
|
|
Japan
|
|
Venezuela
|
Germany
|
|
Japan
|
|
23 February, 1945
|
Turkey
|
Germany
|
|
Japan
|
|
24 February, 1945
|
Egypt
|
Germany
|
|
Japan
|
|
26 February, 1945
|
Lebanon
|
Germany
|
|
Japan
|
|
Syria
|
Germany
|
|
Japan
|
|
28 February, 1945
|
Saudi Arabia
|
Germany
|
|
1 March, 1945
|
Japan
|
|
Iran
|
Japan
|
|
3 March, 1945
|
Finland
|
Germany
|
|
7 March, 1945
|
Romania
|
Japan
|
|
27 March, 1945
|
Argentina
|
Germany
|
|
Japan
|
|
11 April, 1945
|
Chile
|
Japan
|
|
7 June, 1945
|
Brazil
|
|
9 July, 1945
|
Norway
|
|
14 July, 1945
|
Italy
|
|
8 August, 1945
|
Soviet Union
|
|
10 August, 1945
|
Mongolia
|
|
Republic of China
|
People's Republic of China
|
|
15 August, 1945
|
Viet Minh
|
Japan
|
|
Republic of Korea
|
Democratic People's Republic of Korea
|
|
United States
|
|
15 May, 1948
|
Egypt
|
Israel
|
|
Iraq
|
|
Jordan
|
|
Lebanon
|
|
Syria
|
|
June 1967
|
Mauritania
|
|
13 July, 1977
|
Somalia
|
Ethiopia
|
|
2 November, 1978
|
Tanzania
|
Uganda
|
|
22 September, 1980
|
Iraq
|
Iran
|
|
15 December, 1989
|
Panama
|
United States
|
|
1 January, 1994
|
Zapatista
|
Mexico
|
|
23 February, 1998
|
Al-Qaeda
|
Israel
|
|
United States
|
|
14 May, 1998
|
Ethiopia
|
Eritrea
|
|
August 10, 1999
|
Dagestan
|
Russia
|
|
23 December, 2005
|
Chad
|
Sudan
|
|
13 June, 2008
|
Djibouti
|
Eritrea
|
|
9 August, 2008
|
Georgia
|
Russia
|
|
14 January, 2010
|
Yemen
|
Al-Qaeda
|
|
11 April, 2012
|
Sudan
|
South Sudan
|
|
1 July, 2015
|
Egypt
|
Islamic State
|
|
27 September, 2016
|
South Sudan Democratic Movement
|
South Sudan
|
|
4 December, 2017
|
Cameroon
|
Ambazonia
|
|
27 September, 2020
|
Azerbaijan
|
Armenia
|
|
14 November, 2020
|
Western Sahara
|
Morocco
|
|
8 October, 2023
|
Israel
|
Hamas
|
|
