How do the lines compare with the actual zones of control.
In other words, do they show practical reality, or do they reflect one side’s unrealized claims?
Arunachal Pradesh has been under Indian administration for 60 years
They have had regular elections for decades
The border between Indian / Myanmar and Tibet was based on rainshed principle ( universally used for undefined borders in mountainous areas ), meaning the border followed the peaks of the himalayan mountains,
Called McMahon line, signed by Tibet and China in 1911
In 1959, China signed a border deal with Myanmar accepting the McMahon line, the same McMahon line is now being disputed by China