Important Boundary Lines| Borders between Countries


Important Boundary Lines:  Boundary line is the land boundary which separates two countries. Many questions have been asked in various competitive exams in their General Knowledge Section. To improve your general knowledge we have compiled the List of Important Boundary Lines in the World. 


Important Boundary Lines


Boundary Line NameBoundary Line Between Countries
17th ParallelNorth Vietnam and South Vietnam before the two were united.
24th ParallelIndia and Pakistan, not accepted by India.
26th Parallel SouthCircle of latitude which crosses through Africa, Australia and South America.
30th Parallel NorthLine of latitude that stands one-third of the way between the equator and the North Pole.
33rd Parallel NorthCircle of latitude which cuts through the southern United States, parts of North Africa, parts of the Middle East, and China.
35th Parallel NorthBoundary between the State of North Carolina and the State of Georgia
36th ParallelSouthernmost boundary of the State of Missouri with the State of Arkansas.
37th Parallel NorthSouthern boundary of the historic and extralegal Territory of Jefferson.
38th ParallelNorth Korea and South Korea.
40th Parallel NorthOriginal northern boundary of the British Colony of Maryland.
41st ParallelNorthern boundary of the State of Colorado with Nebraska
42nd Parallel NorthForms most of the New York – Pennsylvania Border.
43rd Parallel NorthForms most of the boundary between the State of Nebraska and the
45th Parallel NorthHalfway point between the Equator and the North Pole.
45th ParallelBoundary between Montana and Wyoming.
49th ParallelUnited States of America and Canada.
Durand LinePakistan and Afghanistan
Hindenberg LineGermany and Poland to which German retreated in 1917 during the First World War.
Line of Actual Control (LAC)Effective Boundary between India and China
Line of Control (LoC)Military control line between India and Pakistan
Maginot LineFrance and Germany.
Mannerheim LineRussia and Finland.
Mason-Dixon LineLine of demarcation between four states in the United State.
Marginal LineLine of fortification on the Russia-Finland border.
MacMahon LineIndia and China drawn by Sir Henry McMahon, China does not approve it.
OderNeisse LinePoland and East Germany.
Radcliffe LineIndia and Pakistan drawn by Cyril Radcliffe in 1947.
Siegfrid LineFrance and Germany.


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