| Date | Country | Nature of formation |
| 625 BCE | |
| 4th Century BCE | |
| 3 September 301 | |
| 843 | |
| Circa 980 | |
| 25 July 1139 | |
| 1168 | |
| 1238 | |
| 1271 | |
| 1278 | |
| 1299 | |
| 20 January 1479 | |
| 1524 | |
| 25 July 1581 | |
| 1603 | |
| circa 1620 | |
| 15 May 1648 | |
| 1 May 1707 | |
| 21 December 1768 | |
| 4 July 1776 | |
| 1 January 1804 | |
| 11 August 1804 | |
| 20 July 1810 | |
| 15 September 1810 | |
| 14 May 1811 | |
| 12 February 1818 | |
| 25 March 1821 | |
| 28 July 1821 | |
| 7 September 1822 | |
| 6 August 1825 | |
| 25 August 1825 | |
| 13 January 1830 | |
| 13 May 1830 | |
| 4 October 1830 | |
| 31 May 1838 | |
| 26 July 1847 | |
| 2 February 1861 | |
| 17 March 1861 | |
| 16 August 1865 | |
| 24 August 1866 | |
| 18 January 1871 | |
| 9 July 1876 | |
| 13 July 1878 | |
| 23 November 1890 | |
| 20 May 1902 | |
| 3 November 1903 | |
| 7 June 1905 | |
| 22 September 1908 | |
| 29 December 1911 | |
| 28 November 1912 | |
| 6 December 1917 | |
| 31 October 1918 | |
| 11 November 1918 | |
| 21 January 1919 | |
| 19 August 1919 | |
| 28 February 1922 | |
| 8 January 1926 | |
| 11 February 1929 | |
| 3 October 1932 | |
| 26 November 1941 | |
| 1 January 1944 | |
| 20 May 1944 | |
| | Date | Country | Nature of formation |
| 17 August 1945 | |
| 25 May 1946 | |
| 4 July 1946 | |
| 14 August 1947 | |
| 4 January 1948 | |
| 4 February 1948 | |
| 14 May 1948 | |
| 15 August 1948 | |
| 9 September 1848 | |
| 19 July 1949 | |
| 20 December 1951 | |
| 24 December 1951 | |
| 9 November 1953 | |
| 1 January 1956 | |
| 2 March 1956 | |
| 20 March 1956 | |
| 6 March 1957 | |
| 2 October 1958 | |
| 1 January 1960 | |
| 4 April 1960 | |
| 27 April 1960 | |
| 26 June 1960 | |
| 26 June 1960 | |
| 30 June 1960 | |
| 1 August 1960 | |
| 3 August 1960 | |
| 5 August 1960 | |
| 7 August 1960 | |
| 11 August 1960 | |
| 13 August 1960 | |
| 15 August 1960 | |
| 16 August 1960 | |
| 17 August 1960 | |
| 22 September 1960 | |
| 1 October 1960 | |
| 28 November 1960 | |
| 27 April 1961 | |
| 31 May 1961 | |
| 19 June 1961 | |
| 1 January 1962 | |
| 1 July 1962 | |
| 5 July 1962 | |
| 6 August 1962 | |
| 31 August 1962 | |
| 9 October 1962 | |
| 16 September 1963 | |
| 12 December 1963 | |
| 26 April 1964 | |
| 6 July 1964 | |
| 21 September 1964 | |
| 24 October 1964 | |
| 18 February 1965 | |
| 26 July 1965 | |
| 9 August 1965 | |
| 26 May 1966 | |
| 30 September 1966 | |
| 4 October 1966 | |
| 30 November 1966 | |
| 31 January 1968 | |
| 12 March 1968 | |
| 6 September 1968 | |
| 12 October 1968 | |
| | Date | Country | Nature of formation |
| 4 June 1970 | |
| 10 October 1970 | |
| 26 March 1971 | |
| 3 September 1971 | |
| 2 December 1971 | |
| 16 December 1971 | |
| 10 July 1973 | |
| 24 September 1973 | |
| 7 February 1975 | |
| 30 April 1975 | |
| 25 June 1975 | |
| 5 July 1975 | |
| 6 July 1975 | |
| 12 July 1975 | |
| 16 September 1975 | |
| 11 November 1975 | |
| 12 November 1975 | |
| 29 June 1976 | |
| 27 June 1977 | |
| 7 July 1978 | |
| 1 October 1978 | |
| 3 November 1978 | |
| 22 February 1979 | |
| 12 July 1979 | |
| 27 October 1979 | |
| 18 April 1980 | |
| 30 July 1980 | |
| 21 September 1981 | |
| 1 November 1981 | |
| 17 April 1982 | |
| 19 September 1983 | |
| 1 January 1984 | |
| 3 March 1986 | |
| 3 March 1986 | |
| 21 October 1986 | |
| 13 December 1986 | |
| 11 March 1990 | |
| 21 March 1990 | |
| 4 May 1990 | |
| 22 May 1990 | |
| 27 July 1990 | |
| 23 August 1990 | |
| 30 August 1990 | |
| 9 April 1991 | |
| 25 June 1991 | |
| 20 August 1991 | |
| 24 August 1991 | |
| 27 August 1991 | |
| 31 August 1991 | |
| 1 September 1991 | |
| 8 September 1991 | |
| 9 September 1991 | |
| 27 October 1991 | |
| 16 December 1991 | |
| 1 March 1992 | |
| 1 January 1993 | |
| 24 May 1993 | |
| 1 October 1994 | |
| 20 May 2002 | |
| 3 June 2006 | |
| 5 June 2006 | |
| 9 July 2011 | |
| 17 February 2008 (from Serbia) | |
|