🌍 International Borders
| Sl. No. | Border | Associated Countries |
|---|---|---|
| 1 | Durand Line | Between India, Pakistan and Afghanistan |
| 2 | McMahon Line | Between India and China |
| 3 | Radcliffe Line | Between India and Pakistan |
| 4 | Hindenburg Line | Between Germany and Poland |
| 5 | Mannerheim Line | Between Russia and Finland (before unification) |
| 6 | 17th Parallel | Between North and South Vietnam |
| 7 | 38th Parallel | Between North and South Korea |
| 8 | 49th Parallel | Between USA and Canada |
| 9 | Maginot Line | Between Germany and France |