Major Boundary Lines: India and International

Apr 2022|🟢Current|6 min read|27 entries

Key Takeaway

Aboundary line is a dividing line that delineates the geographical boundaries of two countries.

Last verified: 12 Feb 2026·Source: www.pscarivukal.com

Major Boundary Lines: India and International(5)

Afghanistan (North West)
80 km,
Bhutan (North)
587 km,
Bangladesh (East)
4,096 km,
China (North)
3,917 km,
Myanmar (East)
1,458 km,

- Pakistan (West and North West)– 3,310 km

as well as marine borders with Sri Lanka, Maldives, and Indonesia.

Did you know what all the national and international borders were called? If not, let's keep learning.

Boundary Lines: India(16)

Length
890 km
Demarcated by & named after
Sir Henry McMahon(foreign secretary of British India and the chief British negotiator)
Came into effect
March 24-25, 1914.It runs from Bhutan's eastern border along the Himalayan crest until it reaches the great bend in the Brahmaputra River when it exits from its Tibetan path into the Assam Valley
Length
3,323 km
Demarcated by
Sir Cyril Radcliffe (Chairman of the Border Commission)
Came into effect
17 August 1947.A crude border was already built byLord Wavell,the Viceroy of India along before the existence of Radcliffe Line.It extends from the Rann of Kutch in Gujarat to the international border in Jammu in Jammu & Kashmir, separating India and Pakistan.It includespresent-day India, Bangladesh and Pakistan
Indo-Pakistani border (2,900 km)5 crossing points
Attari,  Ganda Singh Wala, Hussainiwala, Munnabao & Wagah
States /UTs located
Punjab (547 km)– the smallest state in the region on the Radcliffe Line
Rajasthan (1070 km)
State with the maximum extent with Redcliffe Line
Gujarat (512 km)
State with the lowest range with Redcliffe Line
Jammu & Kashmir (1216 km)
share the longest border with Pakistan
Disputed areas
Chittagong Hill Tracts, the Gurdaspur district,  districts of Malda, Khulna, and Murshidabad (Bengal) and the sub-division of Karimganj (Assam)
Indo-Pak wars over border conflicts
1947, 1965, 1971 & the Kargil conflict of 1999
Location
Jammu & Kashmir
Length
776 Km.24th ParallelBetweenIndia & Pakistan.It is located in theSir Creekregion in the great Rann of Kutch (Gujarat)
Named after
Robert Palk, a British governor of Madras Presidency (1755–1763).It connects the Bay of Bengal in the northeast with the Palk Bay and with the Gulf of Mannar in the southwest

Boundary Lines: International(6)

Length
2,430 Km
Delimited by
Sir Mortimer Durand.signed an agreement between Sir Mortimer Durand and Abdur Rahman Khan, erstwhile Amir of Afghanistan
Signed on
November 12, 1893 (Kabul, Afghanistan).It cuts through the Pashtun tribal areas and further south through the Balochistan region
Built in
1916-1917.It was a German Defensive line in French territory during World War I.It wasrendered irrelevantby the treaty of Versailles in 1919
Built in
1930s
Built in
1964 (extended in 1974).after the ceasefire of 16 August 1974.A demilitarized zone monitored by the United Nations Peacekeeping Force in Cyprus (UNFICYP).17th ParallelBetweenSouth Vietnam & North Vietnam