word | | Independence |
| Union | South Africa | 31 May 1910 (Union of South Africa formed from four British colonies: Cape Colony, Natal, Transvaal, and Orange Free State); 31 May 1961 (republic declared) 27 April 1994 (majority rule) |
| union | United Kingdom | England has existed as a unified entity since the 10th century; the union between England and Wales, begun in 1284 with the Statute of Rhuddlan, was not formalized until 1536 with an ... |
| united | Tanzania | ... 26 April 1964; Tanganyika became independent 9 December 1961 (from UK-administered UN trusteeship); Zanzibar became independent 19 December 1963 (from UK); Tanganyika united with Zanzibar 26 April 1964 to form the ... |
| United | United Kingdom | ... Britain; the legislative union of Great Britain and Ireland was implemented in 1801, with the adoption of the name the United Kingdom of Great Britain and Ireland; the Anglo-Irish treaty of ... |
| Urgel | Andorra | 1278 (formed under the joint suzerainty of the French count of Foix and the Spanish bishop of Urgel) |
US
map | American Samoa | none (territory of the US) |
US
map | Cuba | 20 May 1902 (from Spain 10 December 1898; administered by the US from 1898 to 1902); not acknowledged by the Cuban Government as a day of independence |
US
map | Germany | 18 January 1871 (German Empire unification); divided into four zones of occupation (UK, US, USSR, and later, France) in 1945 following World War II; Federal Republic of Germany (FRG or West Germany ... |
US
map | Guam | none (territory of the US) |
US
map | Northern Mariana Islands | none (commonwealth in political union with the US) |
US
map | Philippines | 12 June 1898 (independence proclaimed from Spain); 4 July 1946 (from the US) |
US
map | Puerto Rico | none (territory of the US with commonwealth status) |
US
map | Virgin Islands | none (territory of the US) |
| US-administered | Marshall Islands | 21 October 1986 (from the US-administered UN trusteeship) |
| US-administered | Micronesia, Federated States of | 3 November 1986 (from the US-administered UN Trusteeship) |
| US-administered | Palau | 1 October 1994 (from the US-administered UN Trusteeship) |
| USSR | Germany | 18 January 1871 (German Empire unification); divided into four zones of occupation (UK, US, USSR, and later, France) in 1945 following World War II; Federal Republic of Germany (FRG or West Germany ... |
| Utrecht | Netherlands | 23 January 1579 (the northern provinces of the Low Countries conclude the Union of Utrecht breaking with Spain; on 26 July 1581 they formally declared their independence with an Act of Abjuration ... |
| varied | Holy See (Vatican City) | ... full sovereignty of the Vatican and established its territorial extent; however, the origin of the Papal States, which over the years have varied considerably in extent, may be traced back to the |
| variety | Spain | the Iberian peninsula was characterized by a variety of independent kingdoms prior to the Muslim occupation that began in the early 8th century A.D. and lasted nearly seven centuries; the small Christian ... |
| VASA | Sweden | 6 June 1523 (Gustav VASA elected king) |
| Vatican | Holy See (Vatican City) | ... the three treaties signed with Italy on 11 February 1929 acknowledged, among other things, the full sovereignty of the Vatican and established its territorial extent; however, the origin of the Papal States ... |