| Years bordering | Country | borders |
| 1952-present | |
| 1952-1995 | |
| 1952-1992 | |
| 1952-1973 | |
| 1952-1990 | |
| 1952-present | |
| 1952-present | |
| 1952-1986 | |
| 1952-present | |
| 1952-present | |
| 1952-1991 | |
| 1958-present | |
| 1958-1962 | |
| 1958-1962, 1986-present | |
| 1958-1962 | |
| 1960-1962 | |
| 1960 | |
| 1960-1962 | |
| 1960-1962 | |
| 1975-present | |
| | Years bordering | Country | borders |
| 1981-present | |
| 1981-2007 | |
| 1981-present | |
| 1990-2004 | |
| 1991-present | |
| 1991-2004 | |
| 1992-2004 | |
| 1995-2004 | |
| 1995-present | |
| 1995-present | |
| 1995-present | |
| 1995-2004 | |
| 2004-present | |
| 2004-2013 | |
| 2004-2007 | |
| 2004-2006 | |
| 2004-present | |
| 2006-present | |
| 2007-present | |
| 1958 | |
| 1958-1960 | |
| 1958-1960 | |
| 1958-1962 | |
| 1958-1975 | |
| 1958-1960 | |
| 2004-present | |
| 2004-present | |
| 2004-present | |
| from 2013 | |
| from 2013 | |
|