Bhutan
India Pakistan border is named as International border.
Pakistan shares borders with China on it's Northeast, India on it's East, Iran on it's West and Afghanistan on it's Northwest.
Bangladesh
india & pakistan
Arunachal Pradesh. It shares its international border with Bhutan, China and Myanmar.
Bangladesh>China>Pakistan>nepal>bhutan
there are 4 states where India share boundary with china
1
4 states touch border of punjab . names of these states are jammu& Kashmir, harayana, himachal pradesh, rajasthan
India shares the longest border with Bangladesh with 4096 Kilometers
10 (Ten)