word | | Independence |
| form | Somalia | ... 1960 (from a merger of British Somaliland, which became independent from the UK on 26 June 1960, and Italian Somaliland, which became independent from the Italian-administered UN trusteeship on 1 July |
| form | Tanzania | ... 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 Republic of Tanganyika |
| formalized | United Kingdom | ... 10th century; the union between England and Wales, begun in 1284 with the Statute of Rhuddlan, was not formalized until 1536 with an Act of Union; in another Act of Union in ... |
| formally | Germany | ... the former UK, US, and French zones; German Democratic Republic (GDR or East Germany) proclaimed 7 October 1949 and included the former USSR zone; West Germany and East Germany unified 3 October |
| formally | Netherlands | ... 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; however, it was ... |
| formed | Andorra | 1278 (formed under the joint suzerainty of the French count of Foix and the Spanish bishop of Urgel) |
| formed | 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) |
| former | Germany | ... in 1945 following World War II; Federal Republic of Germany (FRG or West Germany) proclaimed 23 May 1949 and included the former UK, US, and French zones; German Democratic Republic (GDR or ... |
| founded | Austria | 976 (Margravate of Austria established); 17 September 1156 (Duchy of Austria founded); 11 August 1804 (Austrian Empire proclaimed); 12 November 1918 (republic proclaimed) |
| founding | Hungary | 25 December 1000 (crowning of King STEPHEN I, traditional founding date) |
| founding | Japan | 660 B.C. (traditional date of the founding of the nation by Emperor JIMMU; first recognized by Emperor Meiji in 1873) |
| founding | Switzerland | 1 August 1291 (founding of the Swiss Confederation) |