russiaindia
brazil
RAJASTHAN
Bangladesh
India shares the longest border with Bangladesh with 4096 Kilometers
The United States and Canada share the longest unguarded international border in the world.
- If you consider just the mainland. Well, the longest border is with Spain (620 kms)- If you consider France with overseas departements, it is Brazil with 730 kms (border with French Guyane)- If you consider French territories, It is Australia with an 8000 kms border in Antartica.
Ontario with a 2,760 km (1,715 mi) border, followed by BC 2,168 km (1,347 mi).
Alaska borders on the Canadian province of British Columbia and the Canadian territory of Yukon.
Canada has the longest border in the world, measuring about 8,891 kilometers (5,525 miles) long, shared with the United States.
California has the longest border with Nevada.
Mississippi has the longest border with Alabama.