10 countries with largest shared borders
The world’s longest shared borders are more than just lines on a map. They represent history, diplomacy, and cooperation. These borders connect countries with different landscapes, cultures, and histories. From the forests of Canada and the United States to the deserts of Russia and Kazakhstan, each border has its own story.
These boundaries show how countries work together, trade, and sometimes face challenges.
Here are 10 countries with the largest shared borders.
10. United States–Mexico Border: 3,155 km
The U.S.–Mexico border is 3,155 kilometres long. It stretches from the Pacific Ocean to the Gulf of Mexico. The border has deserts, rivers, and cities.
It is important for trade and cultural exchange. However, it faces challenges like illegal crossings and security issues. Both countries work to improve trade and strengthen ties.
9. India–Pakistan Border: 3,190 km
The India–Pakistan border is 3,190 kilometres long. It was created during the 1947 partition. The border goes through deserts, rivers, and farmland.
There are still tensions, but both countries try to improve trade and security. The border shows both division and shared history.
8. Bolivia–Brazil Border: 3,403 km
The Bolivia–Brazil border is 3,403 kilometres long. It runs through rainforests, rivers, and plains. The border was established by the Treaty of Petropolis in 1903.
It is important for trade, especially in natural resources. Both countries also work to protect the Amazon and the environment.
7. Mongolia–Russia Border: 3,452 km
The Mongolia–Russia border is 3,452 kilometres long. It goes through steppes and forests. The two countries have a long history of cooperation.
This border supports trade and shared resources. Both nations focus on security and protecting the environment.
6. India–Bangladesh Border: 4,142 km
The India–Bangladesh border is 4,142 kilometres long. It includes rivers and enclaves, making it unique. The border was shaped by agreements that resolved past disputes.
It helps with trade and cultural exchange. Projects like rail links strengthen the connection despite issues like smuggling.
5. China–Russia Border: 4,169 km
The China–Russia border is 4,169 kilometres long. It goes through mountains, rivers, and forests. The border was created by the Treaty of Nerchinsk in 1689.
This border is key for trade. Towns like Manzhouli and Blagoveshchensk are trade hubs. Infrastructure projects like pipelines show their economic importance.
4. China–Mongolia Border: 4,630 km
The China–Mongolia border is 4,630 kilometres long. It goes through deserts, grasslands, and mountains. Mongolia’s independence from China shaped the border.
This border supports trade, especially in minerals. Both countries work together to improve infrastructure and protect the environment.
3. Argentina–Chile Border: 6,691 km
The Argentina–Chile border is 6,691 kilometres long. It runs along the Andes Mountains. The border is full of peaks, valleys, and glaciers.
The two nations have peaceful relations. They cooperate on trade and tourism. This border reflects South America’s shared history and culture.
2. Russia–Kazakhstan Border: 7,644 km
The Russia–Kazakhstan border is 7,644 kilometres long. It is the second-longest border in the world. The border runs through steppes, plains, and deserts.
It is important for trade, especially in energy and agriculture. The two countries share cultural ties and work on security and trade.
1. Canada–United States Border: 8,893 km
The Canada–United States border is the longest in the world. It stretches 8,893 kilometres (5,525 miles). The border is known as the “world’s longest undefended border.”
It was created in 1783 by the Treaty of Paris. The border crosses forests, mountains, rivers, and lakes. $1.7 billion in trade crosses it daily. The border represents peace and cooperation.
