
This page is part of © FOTW Flags Of The World website
Flag Dates: by country
Adoption Dates
Last modified: 2020-07-26 by rob raeside
Keywords: flag dates | 
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Afghanistan
  - Current pattern (Black-Red-Green vertical bars) adopted between September
  1928 and January 1929
 
  - 1929 - Black-Red-Green motif restored after period of disuse
 
  - circa 1973 - flag modified to eliminate Arabic numerals; replaced and in disuse
  as of 9 May 1974
 
  - Black-Red-Green motif restored December 1992 - in disuse during Taliban era
 
  - Black-Red-Green motif restored 4 January 2004
 
Åland Islands
  - Flag first hoisted - 3 April 1954
 
  - proportions standardized - 1992
 
Albania
  - Flag Adopted 1912 modeled on the flag of Iskander Bey
 
  - Flag changed with a redesigned double headed eagle - 1920
 
  - Kingdom of Albania approved a modified flag to include Skanderbeg's Helmet
  - 3 August 1929
 
  - New flag proposal submitted to King Zog - 5 August 1929
 
  - Kingdom of Albania flags formally adopted - 8 August 1929
 
  - Color of flag background changed - 1934
 
  - Flag changed by occupying Italian government - 13 April 1939
 
  - Italian occupying flag formalized in constitution - 3 June 1939
 
  - Royal decree (Italian) approving flag - 28 September 1939
 
  - Postwar flag adopted - 1944
 
  - Socialist star added to flag - 1946
 
  - 1920 flag readopted - 7 April 1992
 
Algeria
  - Flag adopted 3 July 1962 - originally a pre-revolutionary flag
 
American Samoa
  - Flag changed 27 April 1960
 
Andorra
Angola
  - Adopted 11 November 1975
 
  - 27 August 2003 - New flag adopted, not yet ratified
 
Anguilla
  - Adopted 30 May 1990; First hoisted 30 May 1990
 
Antigua and Barbuda
Armenia
  - Adopted 1918; disuse during Soviet era
 
  - Reconfirmed by Supreme Council 23 August 1990
 
  - Adopted by Supreme Council 24 August 1990
 
Aruba
  - Flag adopted 16 March 1976
 
  - Flag first hoisted - 18 March 1976
 
  - Official specifications published - 14 March 1977
 
Australia
  - First hoisted, 3 September 1901
 
  - 20 February 1903 - Flag approval announced by King Edward VII
 
  - Addition of seventh point to Commonwealth star announced 19 December 1908
 
  - flag confirmed in legislation - 14 April 1954
 
Austria
  - Legislated 27 April 1984, flag dates to 1230
 
Azerbaijan
  - Adopted 1918; disuse during Soviet era
 
  - Readopted, 5 February 1991
 
Bahamas
  - Flag adopted 10 July 1973
 
Bahrain
  - Serrated flag adopted 1933
 
  - Flag serrations modified 14 February 2002
 
Bangladesh
Barbados
Belarus
Belgium
  - Adopted 23 January 1831
 
  - Order of colors specified by Minister of Navy - 4 February 1831
 
  - Flag reconfirmed - 28 January 1936
 
Belize
  - Flag adopted 2 February 1950 from the design of People's Unity Party
 
Benin
  - Flag adopted 16 November 1959, in disuse 1975-1990
 
  - Flag readopted 1 August 1990
 
Bermuda
  - Flag adopted 4 October 1910
 
Bhutan
Bolivia
  - Flag adopted 31 October 1851
 
  - Flag reconfirmed 14 July 1888
 
Bosnia and Herzegovina
Botswana
  - Flag adopted 30 September 1996
 
Brazil
  - Adopted 19 November 1889
 
  - Star added to flag June 1960
 
  - Star added to flag 28 May 1968
 
  - Four stars added to flag 11 May 1992
 
British Indian Ocean Territory
  - Flag adopted 8 November 1990
 
British Virgin Islands
  - Flag adopted - 1956
 
  - Scroll added to flag - 15 November 1960
 
  - Size of badge modified - 1999
 
Brunei
  - Flag adopted 29 September 1959
 
Bulgaria
  - Flag adopted 16 April 1897
 
  - arms of People's Republic added to flag - 6 December 1947
 
  - 1897 flag readopted 17 December 1990
 
Burkino Faso
  - Flag adopted 4 August 1984
 
Burundi
  - Adopted 28 June 1967
 
  - Proportions changed 27 September 1982
 
Cambodia
  - Flag adopted 29 October 1948 (in disuse 1970-1993)
 
  - Flag readopted 21 September 1993
 
Cameroon
Canada
  - Flag adopted 22 October 1964
 
  - Flag proclaimed by Queen Elizabeth II, 15 February 1965
 
Cape Verde
  - Flag adopted 22 September 1992
 
Cayman Islands
  - Flag adopted 14 May 1958
 
  - Badge modified on flag 1999
 
Central African Republic
  - Flag adopted 1 December 1958
 
Chad
  - Flag adopted 6 November 1959
 
Chile
  - Flag adopted 18 October 1817
 
China
  - Flag adopted 1 October 1949
 
Christmas Island
  - Flag unofficially adopted 14 April 1986
 
  - Official adoption of flag 26 January 2006
 
Cocos (Keeling) Islands
  - Flag adopted 2003 (unofficial)
 
Colombia
  - Flag adopted 26 November 1861 [first raised 12 March 1806]
 
Comoros
  - Flag prescribed in new constitution - 23 December 2001
 
  - New flag hoisted - 31 December 2001
 
Congo 
  - Flag adopted 18 August 1958, in disuse 1969-1991
 
  - Flag readopted 10 October 1991
 
Congo, Democratic Republic of
  - Flag adopted 17 May 1997
 
  - Constitutional referendum (18-19 Dec. 2005) passed - planned return to flag
  of 1963-66 (implementation date unknown)
 
  - New symbols and arms legislated 16 February 2006
 
  - New flag of D.R. Congo first hoisted - 4 March 2006
 
Cook Islands
  - Flag adopted 4 August 1979
 
Costa Rica
  - Flag adopted 1848
 
  - Change to number of stars - 12 October 1964
 
Côte d'Ivoire
  - Flag adopted 4 December 1959
 
Croatia
  - Flag adopted 21 December 1990
 
Cuba
  - Flag adopted 20 May 1902, from a revolutionary flag dating from 1850
 
Cyprus
  - Flag adopted 16 August 1960
 
Czech Republic
  - Flag adopted 1993, using the former flag of Czechoslovakia, originated on
  30 March 1920
 
Denmark
  - Flag adopted 1625
 
  - Specifications on dimensions specified - 1748
 
  - Proportions set - 1 May 1893
 
Djibouti
  - Flag adopted 27 June 1977
 
Dominica
  - Flag adopted 3 November 1978
 
  - Modifications to disk - 3 November 1981
 
  - Fimbriations eliminated around stars 3 November 1990
 
Dominican Republic
  - Flag adopted 6 November 1844
 
East Timor
  - Self-proclaimed independence flag 1975
 
  - Flag confirmed and colors redefined in constitution 22 March 2002
 
  - First hoisting 20 May 2002
 
Ecuador
  - Flag adopted 26 September 1860
 
Egypt
  - Flag adopted 4 October 1984
 
El Salvador
  - Flag adopted 1822
 
  - Minor modifications to flag - 1841
 
  - Flag replaced 28 April 1865
 
  - 1821 flag reinstated - 17 May 1912
 
  - Flag reaffirmed in legislation - 14 September 1972
 
Equatorial Guinea
  - Flag adopted 21 August 1979
 
Eritrea
  - Flag adopted 5 December 1995
 
Estonia
  - Flag adopted 24 February 1918, in disuse during Soviet era
 
  - Flag reinstated 7 August 1990
 
Ethiopia
  - Flag adopted 6 February 1996
 
Faroe Islands
  - Flag recognized by Denmark - 1948
 
  - Change of shade of blue - 5 June 1959
 
  - Blue color standardized - 29 December 1998
 
Federated States of Micronesia
Finland
  - Flag adopted 29 May 1918
 
  - Colors slightly modified - 12 February 1920
 
  - Colors standardized - 26 May 1978
 
France
  - Flag adopted 15 February 1794
 
  - Colors standardized 1804
 
  - Colors standardized 1812
 
French Polynesia
  - Flag adopted 23 November 1984
 
  - Flag use regulated 12 April 1996 (autonomous region flag)
 
Gabon
  - Flag adopted 09 August 1960
 
Gambia
  - Flag adopted and hoisted 18 February 1965
 
Georgia
  - Flag adopted 14 January 2004
 
Germany
Ghana
  - Flag adopted 6 March 1957, in disuse 1964-66
 
  - Flag readopted 28 February 1966
 
Greece
  - Flag adopted 1832
 
  - Colors standardized 22 December 1978
 
Greenland
  - Flag adopted 21 June 1985
 
Grenada
  - Flag adopted 7 February 1974
 
Guam
  - Flag adopted 4 July 1917
 
  - Flag accepted by Guam congress 9 February 1948
 
  - Red border added around flag 1960
 
Guatemala
  - Flag adopted 12 August 1871
 
  - Flag colors and size standardized 12 September 1968
 
  - Colors standardized 26 September 1997
 
Guinea
  - Flag adopted 10 November 1958
 
Guinea Bissau
  - Flag adopted 24 September 1973
 
Guyana
Haiti
  - Flag current pattern adopted 1843
 
  - flag reconfirmed - 1849
 
  - arms on flag changed - 1859
 
  - circa 1860 - blue-red bicolor in use
 
  - flag dimensions specified 18 September 1949
 
  - new constitution changes flag - 25 June 1964, in disuse until 1987
 
  - Flag restored 17 February 1986
 
  - Cap of Liberty restored to flag in constitution dated 10 March 1987
 
  - Constitution officially ratified 29 March 1987
 
Honduras
  - Flag adopted 9 January 1866
 
Hong Kong
  - Flag adopted (pre-transfer) - 16 February 1990
 
  - Approval of flag by Hong Kong SAR preparatory committee 10 August 1996
 
  - Flag officially hoisted 1 July 1997
 
Hungary
  - Flag adopted during the 1848-49 uprising
 
  - First law about flag in Constitution - 1848
 
  - Flag in disuse during Austrian period 1849-1867
 
  - Flag restored 1867
 
  - Flag replaced by Hungarian Soviet Republic flag
 
  - Flag restored circa 31 July 1919
 
  - Ráskosi arms on flag - 1949-1956
 
  - Constitution modified regarding flag - 1949
 
  - Basic flag restored 1957
 
  - Flag legislated regarding use - 1995
 
  - Ratio set for flag and pole sizes 2000
 
  - Decree specifies flag sizes for governmental use - 14 July 2000
 
Iceland
  - Flag approved by royal decree 19 June 1915 for Marine purposes
 
  - Flag approved for national use 30 November 1918
 
  - Change in the specification for the blue color 17 June 1944
 
India
  - Flag adopted 22 July 1947
 
  - New law regarding respect for the national flag - 12 December 2005
 
Indonesia
  - Flag hoisted 17 August 1945
 
Iran
  - Flag adopted 29 July 1980
 
Iraq
  - Flag adopted 31 July 1963
 
  - Takbir added to flag 13 January 1963
 
  - Flag modified 28 June 2004
 
Ireland
  - Use confirmed 29 December 1937
 
Israel
  - Flag adopted 28 October 1948
 
Italy
  - Flag adopted 19 June 1946 (originally the flag of the
  Cisalpine Republic
 
  - Official date of flag use - 1 January 1948
 
  - Colors standardized 18 September 2002
 
Jamaica
  - Flag adopted 6 August 1962
 
Japan
  - Flag adopted 13 August 1999 (in use since 17th century)
 
Jordan
  - Flag adopted 16 April 1928
 
Kazakhstan
Kenya
  - Flag adopted 12 December 1963
 
Kiribati
  - Flag adopted 12 July 1979
 
Korea, Democratic Peoples Republic of
  - Flag adopted 8 September 1948
 
Korea, Republic of
  - Defacto use of the flag, 1950 (from older flag)
 
  - Flag adopted 25 January 1950
 
  - Change to ying-yang symbols on flag, 21 February 1984
 
Kuwait
  - Flag adopted 7 September 1961
 
  - Flag first hoisted, 24 November 1961
 
Kyrgyzstan
  - Flag Adopted 3 March 1992
 
Laos
  - Flag adopted 2 December 1975
 
Latvia
  - Adopted 18 November 1918 (flag dates from 1279, in disuse during Soviet era)
 
  - Flag readopted 27 February 1990
 
Lebanon
  - Flag adopted 7 December 1943
 
Lesotho
  - Flag adopted 20 January 1987
 
  - New flag adopted 27 September 2006 (National Flag Act)
 
  - New flag hoisted - 3 October 2006
 
Liberia
  - Flag created 26 July 1847
 
  - First hoisted 24 August 1847
 
Libya
  - Flag adopted 19 November 1977
 
Liechtenstein
  - Flag adopted 24 June 1937 (crown added to older version)
 
  - Crown modified 3 June 1957
 
  - Crown modified 30 June 1982
 
Lithuania
  - Flag adopted 1918 (in disuse during Soviet era)
 
  - Readopted, 20 March 1989
 
  - Proportions changed 1 September 2004
 
Luxembourg
  - Flag adopted 23 June 1972 (first hoisted circa 1845-1848)
 
  - Adoption official on 16 August 1972
 
Macao
  - Flag adopted 31 March 1993
 
  - Officially hoisted at transfer 19 November 1999
 
Macedonia, Former Yugoslav Republic of
  - Flag approved 5 October 1995
 
Madagascar
  - Flag adopted 21 October 1958
 
Malawi
Malaysia
  - Flag adopted 16 September 1963
 
Maldives
  - Flag adopted 25 July 1965
 
Mali
  - Flag approved 1 March 1961
 
Malta
  - Flag adopted 21 September 1964
 
Marshall Islands
  - Flag adopted 12 June 1979
 
  - Flag approved by High Commissioner 22 June 1979
 
Mauritania
  - Flag adopted 1 April 1959
 
Mauritius
  - Flag adopted 9 January 1968
 
Mexico
  - Flag adopted 7 October 1821
 
  - Flag modified by Republican government 14 April 1823
 
  - Arms on flag modified 18 June 1864
 
  - Arms on flag modified 20 December 1880 by proclamation
 
  - Flag decreed in December 1880 becomes effective 1 January 1881
 
  - New emblem placed on flag 1 January 1889
 
  - New representation of arms on flag 15 September 1917
 
  - New emblem placed on flag 5 February 1934
 
  - Flag revised 17 September 1968
 
  - Flag reconfirmed 8 February 1984
 
  - recodification of flag law in revised decrees on national symbols - 8 December
  2005
 
Moldova
  - Flag adopted 27 April 1990
 
Monaco
  - Flag adopted 4 April 1881
 
Mongolia
  - Flag adopted 1940 (socialist version)
 
  - Socialist star removed 12 February 1992
 
Montenegro
  - Flag adopted 12 July 2004
 
  - Flag first hoisted 15 July 2004
 
Montserrat
  - Flag adopted 10 April 1909
 
  - Badge modified on flag 25 January 1999
 
Morocco
  - French protectorate of Morocco flag officialized - 17 November 1915
 
  - Flag adopted by decree - 1956
 
  - Flag described in constitution - 10 March 1974
 
  - Flag described in constitution - 4 September 1992
 
Mozambique
Myanmar
  - Flag adopted 3 January 1974
 
Namibia
  - Flag adopted 21 March 1990
 
Nauru
  - Flag adopted 21 January 1968
 
Nepal
  - First Nepali flag adopted 1928
 
  - Emblems on flag streamlined 16 December 1962
 
Netherland Antilles
Netherlands
  - First use of the flag - 1581
 
  - 1630-1660 - orange stripe becomes red
 
  - Colors regulated by royal decree and official adoption of flag - 19 February
  1937
 
  - Colors defined - 1958
 
New Zealand
  - 23 October 1869 - Flag proclaimed as colonial ensign
 
  - Flag legislated as National flag - 12 June
  1902
 
Nicaragua
  - Flag adopted 4 September 1908
 
  - Specifications on size and shade of blue issued 23 August 1971
 
Niger
  - Flag adopted 23 November 1959
 
  - Flag specified in constitution, 22 May 1995
 
  - Flag recodified in constitution, 9 August 1999
 
Nigeria
  - Flag selected (pre-independence) 1959
 
  - Flag officially adopted 1 October 1960
 
Niue
  - Flag adopted 15 October 1975
 
Norfolk Island
  - Flag selected 6 June 1979 (unofficial)
 
  - 1980 - Official approval by Australian Governor-General and Queen Elizabeth
  II
 
  - Flag adopted 1 January 1980
 
  - Flag official 17 January 1980
 
Northern Mariana Islands
  - Adopted as a district flag 31 March 1972
 
  - Adopted as territorial flag 4 July 1976
 
  - Design modified 1985
 
  - Modified 1991
 
Norway
  - Flag adopted - July 21, 1821 (unofficial)
 
  - Flag legislated on 10 December 1898
 
  - Flag legislation published 15 December 2 1898
 
  - legislation becomes effective 15 December 1899
 
Oman
  - Flag adopted 17 December 1970
 
  - Change in width of stripes and proportions 18 October 1995
 
Pakistan
  - Flag adopted 14 August 1947
 
Palau
  - Flag adopted 1 January 1981
 
Panama
  - Flag first hoisted 20 December 1903
 
  - Provisionally approved 1904
 
  - Flag officially approved 1925
 
  - Flag ratified 28 March 1941
 
Papua New Guinea
  - Flag adopted 1 July 1971 (pre-independence)
 
Paraguay
  - First Paraguayan tribar adopted 15 August 1812
 
  - Flag with arms in center codified 25 November 1842
 
  - ratio changed 1988
 
  - Apparent change to flag circa 1991
 
Peru
  - Flag adopted 1825
 
  - Civil flag confirmed 31 March 1950
 
Philippines
  - Flag adopted 19 May 1898 (use prohibited until 1919)
 
  - Flag sanction lifted by US - 30 October 1919
 
  - Specifications issued 25 March 1936
 
Pitcairn
  - Flag approved by Queen Elizabeth II on 2 April 1984 (based on 1980 design)
 
  - First hoisted May 1984
 
Poland
  - flag constituted by Polish parliament 1831 following November uprising (modeled
  on the flag of the Grand Duchy of Warsaw)
 
  - 1863 - 1831 flag with arms used during Polish revolt
 
  - 1831 flag used as the flag of the Second Republic - 1 August 1919
 
  - 1980 - Minor modification to flag (People's Republic of Poland)
 
  - New law on the Polish flag - 9 February 1990
 
  - Effective date of legislation - 22 February 1990
 
Portugal
  - Flag adopted 30 June 1911
 
Puerto Rico
  - Flag adopted 22 December 1895 (use forbidden until 1952)
 
  - Flag adopted for use by Commonwealth 1952
 
  - Colors standardized - 1995
 
Qatar
Romania
  - Flag first authorized by Ottoman sultan 1834
 
  - Horizontal version of the flag adopted 1859
 
  - Vertical version of the flag adopted 1866
 
  - Arms of People's Republic of Romania added to flag 1948
 
  - New arms of People's Republic of Romania added to flag 1952
 
  - New arms of People's Republic of Romania added to flag 21 August 1965
 
  - Arms removed from flag 27 December 1989
 
  - Flag established in Romanian constitution 21 November 1991
 
  - Effective date of Romanian Constitution 8 December 1991
 
Russia
  - 1693 - First use as a naval ensign
 
  - Adopted as Merchant ensign 20 January 1705 (disuse during Soviet era)
 
  - Adopted as Civil ensign 7 May 1883 (disuse during Soviet era)
 
  - Officially adopted as state flag 21 August 1991
 
  - Reuse following dissolution of Soviet Union - 26 December 1991
 
Rwanda
  - Flag adopted 25 October 2001
 
Saint Helena
  - Flag adopted 4 October 1984
 
Saint Kitts and Nevis
  - Flag adopted 19 September 1983
 
Saint Lucia
  - Flag adopted 22 February 1979 (in use since 1 March 1967)
 
Saint Vincent and the Grenadines
  - Flag adopted 21 October 1985
 
Samoa
  - Flag adopted 24 February 1949
 
San Marino
  - Flag adopted 6 April 1862
 
São Tomé and Principe
  - Flag adopted 5 November 1975
 
Saudi Arabia
  - Flag adopted 15 March 1973
 
Senegal
  - Flag adopted 20 June 1960
 
Serbia
  - Flag adopted 17 August 2004
 
Seychelles
  - Flag legislated 8 January 1996
 
  - Effective date of legislation 17 June 1996
 
Sierra Leone
  - Flag adopted 27 April 1961
 
Singapore
  - Flag adopted 3 December 1959
 
Slovakia
  - Flag adopted 1 September 1992
 
  - First hoisted 3 September 1992
 
  - Specifications issued 18 February 1993
 
Slovenia
  - Flag adopted 27 June 1991
 
Solomon Islands
  - Flag adopted 18 November 1977
 
Somalia
  - Flag adopted 12 October 1954
 
South Africa
  - Flag design selected 15 March 1994
 
  - Specification issued 18 March 1994
 
  - Flag proclamation issued in government gazette
 
South Africa
  - Flag first hoisted 27 April 1994
 
  - Flag adopted in Constitution
 
South Georgia and the South Sandwich Islands
  - Coat of arms introduced 14 February 1992
 
Spain
  - Flag adopted 19 December 1981
 
Sri Lanka
  - Flag adopted 7 September 1978, incorporating thee flag of Kandy, dating back
  to 1815, and national flag of 1948
 
  - Flag legislated in constitution 8 February 2000
 
Sudan
Suriname
  - Flag adopted 25 November 1975
 
Swaziland
  - Flag adopted 6 October 1968
 
Sweden
  - First use as a battle flag - 1569
 
  - Use as a naval flag 1620s
 
  - 1663 - warrant on use of flags at sea
 
  - Officially readopted 22 June 1906
 
Switzerland
  - Flag adopted 12 December 1889, although some forms were in use unoffically
  since the 15th century
 
Syria
  - Flag of United Arab Republic (Syria and Egypt) adopted
  22 February 1958
 
  - United Arab Republic dissolved 28 September 1961, flag in disuse
 
  - Reverted to original pattern with three green stars 1963 (following coup d'état
 
  - Federation of Arab Republics formed, stars replaced
  by golden Quraish eagle
 
  - previous flag readopted 1980
 
Taiwan
  - Flag adopted as naval ensign - 1914
 
  - Naval ensign adopted as national flag - 8 October 1928
 
Tajikistan
  - Flag adopted 25 November 1992
 
Tanzania
  - Flag adopted 30 June 1964
 
Thailand
  - Flag adopted 28 September 1917
 
Togo
  - Flag adopted 11 April 1960
 
Tonga
  - Flag adopted 4 November 1875
 
Trinidad and Tobago
Tristan da Cunha
  - Flag adopted 20 October 2002
 
Tunisia
  - Flag adopted 1835
 
  - flag legislated 1 June 1959
 
Turkey
Turkmenistan
  - Flag adopted 1992
 
  - Olive branch added to flag 29 January 1997
 
  - design modified 24 January 2001
 
Turks and Caicos
  - Flag adopted 7 November 1968
 
  - Badge modified in 1999
 
Tuvalu
  - Flag adopted at independence 1 October 1978
 
  - Flag changed to add additional star - 1 October 1995
 
  - Flag changed in December 1995 and original pattern goes into disuse
 
  - reverted to 1977 flag 11 April 1997
 
  - flag legislated 17 April 1997
 
Uganda
  - Flag adopted 9 October 1962
 
Ukraine
  - Flag adopted 28 January 1992
 
  - use reconfirmed 3 September 1998
 
United Arab Emirates
United Kingdom
  - Flag adopted 1 January 1801 adding "St. Patrick's Cross" to the flag of the
  United Kingdom of England and Scotland
 
United States
  - Flag adopted 14 June 1777
 
  - Two stars and two stripes added to flag in 1795
 
  - Five stars added and number of stripes returned to 13 - 4 April 1818
 
  - One star added to flag 4 July 1819
 
  - Two stars added to flag 4 July 1820
 
  - One star added to flag 4 July 1822
 
  - One star added to flag 4 July 1836
 
  - One star added to flag 4 July 1836
 
  - One star added to flag 4 July 1845
 
  - One star added to flag 4 July 1846
 
  - One star added to flag 4 July 1847
 
  - One star added to flag 4 July 1848
 
  - One star added to flag 4 July 1851
 
  - One star added to flag 4 July 1858
 
  - One star added to flag 4 July 1859
 
  - One star added to flag 4 July 1861
 
  - One star added to flag 4 July 1863
 
  - One star added to flag 4 July 1865
 
  - One star added to flag 4 July 1867
 
  - One star added to flag 4 July 1877
 
  - Five stars added to flag 4 July 1890
 
  - One star added to flag 4 July 1891
 
  - One star added to flag 4 July 1896
 
  - One star added to flag 4 July 1908
 
  - Two stars added to flag 4 July 1912
 
  - One star added to flag 4 July 1959
 
  - One star added to flag 4 July 1960
 
Uruguay
  - Flag adopted 11 July 1830
 
Uzbekistan
  - Flag adopted 18 November 1991
 
Vanuatu
  - Flag adopted 18 February 1980
 
Vatican City (Holy See)
  - Flag adopted 8 June 1929 (based on Catholic Church flag of 1825)
 
Venezuela
  - First hoisting of Venezuelan flag 14 July 1811
 
  - Flag adopted as official flag 15 July 1811
 
  - Flag pattern adopted 9 July 1863 with seven stars
 
  - Minor modification 1867
 
  - Minor modification adding coat of arms to the flag - 28 March 1905
 
  - Star pattern redesigned 1930
 
  - Flag adopted 15 July 1930
 
  - Venezuelan flag law passed 1954 regulating flag
 
  - Codification of flag 19 February 1954 ????
 
  - Law changing flag and arms passed 9 March 2006
 
  - Publication of law and arms legislation 10 March 2006
 
  - New 8-star national flag first hoisted 12 March 2006
 
Vietnam
  - Flag adopted 30 November 1955
 
Virgin Islands
Western Sahara
  - Flag adopted 27 February 1976
 
Yemen
Zambia
  - Flag adopted 24 October 1964
 
  - Flag specifications changed 1996
 
Zimbabwe
  - Flag adopted 18 April 1980