Important lines and boundaries of the World

In every exam you will get at least 2 questions from "Important Lines and Boundaries of the World" which are very simple and can give you game changing 2 marks but for that you need to know the names of  Important lines and boundaries of the world and there is no need of cramming you can simply know this by reading this article as in this article we have tried to put every important border line before you in very simple manner .

Important lines and boundaries of the World

Important lines and boundaries of the World
S.No	Name of Boundary	Lies Between	Description
1.	Durand Line	Afghanistan and Pakistan	Durand Line is the line demarcating the boundaries of Afghanistan and Pakistan. It was drawn up in 1896 by Sir Mortimer Durand.
2.	Hindenburg Line	Germany and Poland	Hindenburg Line is the boundary dividing Germany and Poland. The Germans retreated to this line in 1917 during World War I.
3.	Mason-dixon Line	Between four states in the United States.	Mason-dixon Line is a line of demarcation between four states in the United States
4.	Marginal Line	France and Germany	Marginal Line was the 320 km line of fortification built by France along its border with Germany before World War II, to protect its boundary from German attack.
5.	Mannerheim Line	Russia and Finland	Mannerheim Line is the line of fortification on the Russia-Finland border. Drawn up by General Mannerh
6.	Macmahon Line	India and China	Macmahon Line was drawn up by Sir. Henry MacMahon, demarcating the frontier of India and China. China did not recognize the MacMahon line and crossed it in 1962
7.	Medicine Line	Canada and the United States.	Medicine Line is the border between Canada and the United States.
8.	Order-neisse Line	Poland and Germany	Order-neisse Line is the border between Poland and Germany, running along the Order and Beisse rivers, adopted at the poland Conference (August 1945) after World war II
9.	Radcliffe Line	India and Pakistan	Radcliffe Line was drawn up by Sir Cyril Radcliffe, demarcating the boundary between India and Pakistan
10,	Siegfried Line	Germany and France.	Siegfried Line is the line of fortification drawn up by Germany on its border with France.
11.	17th Parallel	North Vietnam and South Vietnam	17th Parallel defined the boundary between North Vietnam and South Vietnam before the two were united.
12.	20th Parallel	Libya and Sudan	In Africa, the 20th parallel latitude located 20 degrees to the north to the equator, it marks the border between Libya and Sudan.
13.	22nd Parallel	Egypt and Sudan	The major part of Egypt and Sudan border follows the 22nd parallel.
14.	24th Parallel	Pakistan and India	24th Parallel is the line which Pakistan claims for demarcation between India and Pakistan. This, however, is not recognized by India.
15.	25th Parallel	Mauritania and Mali	The northernmost section of the Mauritania and Mali border is defined by the 25th parallel.
16.	31st Parallel	Iraq and Iran	A part of Iran-Iraq border is defined by the 31st parallel. In United States of America, the 31st parallel defines Mississippi and Louisiana.
17.	33rd Parallel	Southeren United States, parts of North Africa, parts of the Middle East, and China	33rd Parallel north is a circle of latitude which cuts through the southeren United States, parts of North Africa, parts of the Middle East, and China.
18.	35th Parallel		35th Parallel north forms the boundary between the State of North Carolina and the State of Georgia and the boundary between the State of Tennessee arid the State of Georgia the State of Alabama, and the State of Mississippi.
19.	36 degree 30' Parallel		36 degree 30' Parallel north forms the boundary between the Tennessee and Commonwealth of Kentucky between the Tennessee River and the Mississippi River, the boundary between Missiouri and Arkansas west of the White River, and the northernmost boundary between the Texas and the Oklahoma.
20.	37th Parallel		37th Parallel north formed the southern boundary of the historic and extralegal Territory of Jefferson.
21.	38th Parallel	North Korea and South Korea.	38th Parallel is the parallel of latitude which separates North Korea and South Korea.
22.	39th Parallel		39th Parallel north is an imaginary circle of latitude that is 39 degrees north of the Earth’s equatorial plane.
23.	40th Parallel		40th Parallel north formed the original northern boundary of the British Colony of Maryland.
24.	41th Parallel		41th Parallel north forms the northern boundary of the State of Colorado with Nebraska and Wyoming and the southern boundary of the State of Wyoming with Colorado and Utah
25.	42nd Parallel	New York - Pennsylania	42nd Parallel north forms most of the New York - Pennsylania Border.
26.	43rd Parallel		43rd Parallel north forms most of the boundary between the State of Nebraska and the State of South Dakota and also formed the northern border of the historic and extralegal Territory of Jefferson.
27.	44 degrees Parallel		44 degrees Parallel north is an imaginary circle of latitude that is 44 degrees north of the Earth’s equatorial plane.
28.	45th Parallel		45th Parallel north is often called the halfway point between the Equator and the North Pole. The 45th parallel makes up most of the boundary between Montana and Wyoming. 45th parallel of south latitude is the east-west line that marks the theoretical halfway point between the equator and the South Pole.
29.	49th Parallel	USA and Canada.	49th Parallel is the boundary between USA and Canada.