World Geography
2024
World Map

The longest border between any two countries in the world is between:

C.China and India
D.Kazakhstan and Russian Federation
A.Canada and the United States of America
B.Chile and Argentina

Correct Answer: Option A

The border between Canada and the United States is the longest international border in the world, measuring approximately 8,890 km.

In comparison:

  • The border between Russia and Kazakhstan is 6,846 km.
  • The border between Chile and Argentina is 5,308 km.
  • The border between India and China is 3,488 km.

Hence, option (a) is the correct answer.