brazil
Bangladesh
India shares the longest border with Bangladesh with 4096 Kilometers
Canada is close to the US but does not share a land border with it. They are separated by the US-Canada border which is the longest international border in the world.
Libya has longest border on Mediterranean
India has the longest border with the Arabian Sea.
Brazil shares its longest border with Bolivia.
RAJASTHAN
Pakistan has the longest border with Afghanistan. It stretches for over 1500km.
The border between Canada and the United States is the longest international border in the world, stretching over 5,500 miles.
Chile has the longest border with the pacific ocean.
Afghanistan shares the longest border with Pakistan at 2,600 Kms.