The parallel 36°30′ north is a

circle of latitude A circle of latitude or line of latitude on Earth is an abstract east–west small circle connecting all locations around Earth (ignoring elevation) at a given latitude coordinate line. Circles of latitude are often called parallels because ...

that is 36 and one-half degrees north of the

equator The equator is a circle of latitude, about in circumference, that divides Earth into the Northern and Southern hemispheres. It is an imaginary line located at 0 degrees latitude, halfway between the North and South poles. The term can als ...

of the Earth. This parallel of latitude is particularly significant in the

history of the United States The history of the lands that became the United States began with the arrival of Settlement of the Americas, the first people in the Americas around 15,000 BC. Native American cultures in the United States, Numerous indigenous cultures formed ...

as the line of the

Missouri Compromise The Missouri Compromise was a federal legislation of the United States that balanced desires of northern states to prevent expansion of slavery in the country with those of southern states to expand it. It admitted Missouri as a Slave states an ...

, which was used to divide the prospective

slave and free states In the United States before 1865, a slave state was a state in which slavery and the internal or domestic slave trade were legal, while a free state was one in which they were not. Between 1812 and 1850, it was considered by the slave states ...

west of the

Mississippi River The Mississippi River is the second-longest river and chief river of the second-largest drainage system in North America, second only to the Hudson Bay drainage system. From its traditional source of Lake Itasca in northern Minnesota, it f ...

, with the exception of

Missouri Missouri is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. Ranking List of U.S. states and territories by area, 21st in land area, it is bordered by eight states (tied for the most with Tennessee ...

, which is mostly north of this parallel.

In the United States

In the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

, the parallel 36°30′ forms part of the boundary between

Tennessee Tennessee ( , ), officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States. Tennessee is the 36th-largest by area and the 15th-most populous of the 50 states. It is bordered by Kentucky to th ...

and

Kentucky Kentucky ( , ), officially the Commonwealth of Kentucky, is a state in the Southeastern region of the United States and one of the states of the Upper South. It borders Illinois, Indiana, and Ohio to the north; West Virginia and Virginia to ...

, in the region west of the

Tennessee River The Tennessee River is the largest tributary of the Ohio River. It is approximately long and is located in the southeastern United States in the Tennessee Valley. The river was once popularly known as the Cherokee River, among other names, ...

and east of the

. This parallel also forms part of the boundary between

and

Arkansas Arkansas ( ) is a landlocked state in the South Central United States. It is bordered by Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, and Texas and Oklahoma to the west. Its name is from the Osage ...

in the region west of the

St. Francis River The St. Francis River is a tributary of the Mississippi River, about long, in southeastern Missouri and northeastern Arkansas in the United States. The river drains a mostly rural area and forms part of the Missouri-Arkansas state line along the ...

, and part of the boundary between the

Oklahoma Panhandle The Oklahoma Panhandle (formerly called No Man's Land, the Public Land Strip, the Neutral Strip, or Cimarron Territory) is a salient in the extreme northwestern region of the U.S. state of Oklahoma, consisting of Cimarron County, Texas Count ...

and the

Texas Panhandle The Texas Panhandle is a region of the U.S. state of Texas consisting of the northernmost 26 counties in the state. The panhandle is a square-shaped area bordered by New Mexico to the west and Oklahoma to the north and east. It is adjacent to ...

. The rest of the boundaries between

Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the Atlantic Coast and the Appalachian Mountains. The geography and climate of the Commonwealth ar ...

and

North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and So ...

; between Virginia and

; and between Tennessee and

lie close to the parallel 36°30′. The boundary between Kentucky and Tennessee was defined as 36°30′, based on the

Royal Colonial Boundary of 1665 The Royal Colonial Boundary of 1665 marked the border between the Colony of Virginia and the Province of Carolina from the Atlantic Ocean westward across North America. The line follows the parallel 36°30′ north latitude that later became a bou ...

that set the boundary of the

Colony of Virginia The Colony of Virginia, chartered in 1606 and settled in 1607, was the first enduring English colonial empire, English colony in North America, following failed attempts at settlement on Newfoundland (island), Newfoundland by Sir Humphrey GilbertG ...

and the

Province of Carolina Province of Carolina was a province of England (1663–1707) and Great Britain (1707–1712) that existed in North America and the Caribbean from 1663 until partitioned into North and South on January 24, 1712. It is part of present-day Alaba ...

. In 1779 and 1780, surveyors were sent to mark the line on the ground as far as the

. As they worked west their line drifted north until by the time they reached the river they were about 10′ north of 36°30′. Despite this error the boundary was set along the line surveyed. The final part of the Kentucky-Tennessee boundary, between the Tennessee River and the

, was not surveyed until after 1819 when treaties extinguished Indian claims in the area. The final portion was surveyed east from the Mississippi River along 36°30′. Due to the relative precision of the survey of 36°30′ on the Mississippi River, Congress decided to continue the line west as the northern boundary of

Arkansas Territory The Arkansas Territory was a territory of the United States that existed from July 4, 1819, to June 15, 1836, when the final extent of Arkansas Territory was admitted to the Union as the State of Arkansas. Arkansas Post was the first territo ...

, with the exception of the

Missouri Bootheel The Missouri Bootheel is a salient located in the southeasternmost part of the U.S. state of Missouri, extending south of 36°30′ north latitude, so called because its shape in relation to the rest of the state resembles the heel of a boot. ...

. The parallel 36°30′ north is part of a nearly straight east-west line of state borders (with small variations) starting on the

East Coast of the United States The East Coast of the United States, also known as the Eastern Seaboard, the Atlantic Coast, and the Atlantic Seaboard, is the coastline along which the Eastern United States meets the North Atlantic Ocean. The eastern seaboard contains the coa ...

, beginning with the border between Virginia and North Carolina. However, this boundary and the one between Kentucky and Tennessee line lies a few miles north of 36°30′ in places. The line west of

is slightly further north at 37°. In southeastern Missouri, the

along the

extends about 50 miles (80 kilometers) to the south, all the way to the

36th parallel north The 36th parallel north is a circle of latitude that is 36 degrees north of the Earth's equatorial plane. It crosses Africa, the Mediterranean Sea, Asia, the Pacific Ocean, North America and the Atlantic Ocean. In the ancient Mediterranean wo ...

, and about 30 miles (50 kilometers) inland. This was because politicians in that region along that major river felt that it would be advantageous to be located in Missouri rather than in the

, which became the State of Arkansas in 1836. The parallel 36°30′ then forms the rest of the boundary between Missouri and Arkansas. The Missouri Compromise of 1820 established the latitude 36°30′ as the northern limit for slavery to be legal in the territories of the west. As part of this compromise,

Maine Maine () is a state in the New England and Northeastern regions of the United States. It borders New Hampshire to the west, the Gulf of Maine to the southeast, and the Canadian provinces of New Brunswick and Quebec to the northeast and north ...

(formerly a part of

Massachusetts Massachusetts (Massachusett language, Massachusett: ''Muhsachuweesut assachusett writing systems, məhswatʃəwiːsət'' English: , ), officially the Commonwealth of Massachusetts, is the most populous U.S. state, state in the New England ...

) was admitted as a free state. This addition maintained the balance of power in the

U.S. Senate The United States Senate is the upper chamber of the United States Congress, with the House of Representatives being the lower chamber. Together they compose the national bicameral legislature of the United States. The composition and powe ...

between the free states and the slaveholding states. The bulk of Missouri lies north of the 36°30′ line, but Southern planters who lived in southeastern Missouri supported slavery, especially for farming on their

cotton Cotton is a soft, fluffy staple fiber that grows in a boll, or protective case, around the seeds of the cotton plants of the genus ''Gossypium'' in the mallow family Malvaceae. The fiber is almost pure cellulose, and can contain minor perce ...

plantations. Hence, part of the Missouri Compromise arose from this. Also, the slave states of the

Southern United States The Southern United States (sometimes Dixie, also referred to as the Southern States, the American South, the Southland, or simply the South) is a geographic and cultural region of the United States of America. It is between the Atlantic Ocean ...

wanted to have the support of another slave state so the Senate could not abolish slavery in the United States. This situation remained in effect for decades because as the free states of

Michigan Michigan () is a state in the Great Lakes region of the upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the 10th-largest state by population, the 11th-largest by area, and the ...

Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...

, and

Iowa Iowa () is a state in the Midwestern region of the United States, bordered by the Mississippi River to the east and the Missouri River and Big Sioux River to the west. It is bordered by six states: Wisconsin to the northeast, Illinois to the ...

were admitted to the Union, the new slave states of

Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...

, and Texas were also admitted. When the

Republic of Texas The Republic of Texas ( es, República de Tejas) was a sovereign state in North America that existed from March 2, 1836, to February 19, 1846, that bordered Mexico, the Republic of the Rio Grande in 1840 (another breakaway republic from Mex ...

joined the United States in 1845 as a slave state, it was required to cede all of its claimed land north of the 36°30′ latitude to the

Federal Government A federation (also known as a federal state) is a political entity characterized by a union of partially self-governing provinces, states, or other regions under a central federal government (federalism). In a federation, the self-governin ...

. Over the following half-century, this land became parts of

Kansas Kansas () is a state in the Midwestern United States. Its capital is Topeka, and its largest city is Wichita. Kansas is a landlocked state bordered by Nebraska to the north; Missouri to the east; Oklahoma to the south; and Colorado to the ...

Colorado Colorado (, other variants) is a state in the Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the western edge of t ...

New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ker ...

, and Oklahoma. The

Compromise of 1850 The Compromise of 1850 was a package of five separate bills passed by the United States Congress in September 1850 that defused a political confrontation between slave and free states on the status of territories acquired in the Mexican–Ame ...

confirmed that the 36°30′ parallel was the northmost boundary of Texas. Then Kansas was admitted to the Union as a free state in 1861. The creation of the

New Mexico Territory The Territory of New Mexico was an organized incorporated territory of the United States from September 9, 1850, until January 6, 1912. It was created from the U.S. provisional government of New Mexico, as a result of ''Santa Fe de Nuevo México ...

and the

Utah Territory The Territory of Utah was an organized incorporated territory of the United States that existed from September 9, 1850, until January 4, 1896, when the final extent of the territory was admitted to the Union as the State of Utah, the 45th state. ...

in 1850, the

Kansas Territory The Territory of Kansas was an organized incorporated territory of the United States that existed from May 30, 1854, until January 29, 1861, when the eastern portion of the territory was admitted to the United States, Union as the Slave and ...

in 1854, and the

Colorado Territory The Territory of Colorado was an organized incorporated territory of the United States that existed from February 28, 1861, until August 1, 1876, when it was admitted to the Union as the State of Colorado. The territory was organized in the w ...

in 1861 moved the boundaries of one of the western territories, New Mexico, north to the

37th parallel north The 37th parallel north is a circle of latitude that is 37 degrees north of the Earth's equatorial plane. It crosses Europe, the Mediterranean Sea, Africa, Asia, the Pacific Ocean, North America, and the Atlantic Ocean. At this latitude the Su ...

. New Mexico Territory was eventually split in two states, New Mexico and

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...

, which were admitted in 1911–12, but this was long after the 13th Amendment had abolished slavery in all of the United States. The gap between the northern boundary of Texas on the parallel 36°30′ north and the southern boundaries of

and

on the parallel 37° north created the

No Man's Land No man's land is waste or unowned land or an uninhabited or desolate area that may be under dispute between parties who leave it unoccupied out of fear or uncertainty. The term was originally used to define a contested territory or a dump ...

that later became the

in 1889. While a significant part of

Nevada Nevada ( ; ) is a U.S. state, state in the Western United States, Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. N ...

(containing

Las Vegas Las Vegas (; Spanish for "The Meadows"), often known simply as Vegas, is the 25th-most populous city in the United States, the most populous city in the state of Nevada, and the county seat of Clark County. The city anchors the Las Vegas ...

) is south of 36°30′, at the time of the admission of Nevada in 1864, it was in the New Mexico Territory. This land was not split off from the new

Arizona Territory The Territory of Arizona (also known as Arizona Territory) was a territory of the United States that existed from February 24, 1863, until February 14, 1912, when the remaining extent of the territory was admitted to the Union as the state of ...

until 1871, when it was given to Nevada by the Federal government. The Compromise of 1850 made no attempt to divide

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

along the line of 36°30′, or to allow slavery south of it; the social and political conditions created by the

California Gold Rush The California Gold Rush (1848–1855) was a gold rush that began on January 24, 1848, when gold was found by James W. Marshall at Sutter's Mill in Coloma, California. The news of gold brought approximately 300,000 people to California fro ...

ruled out any such idea. In fact, California was immediately admitted to the union as a free state During the

American Civil War The American Civil War (April 12, 1861 – May 26, 1865; also known by other names) was a civil war in the United States. It was fought between the Union ("the North") and the Confederacy ("the South"), the latter formed by states th ...

(1861–65), all of the states located wholly south of 36°30′ north joined the

Confederate States of America The Confederate States of America (CSA), commonly referred to as the Confederate States or the Confederacy was an unrecognized breakaway republic in the Southern United States that existed from February 8, 1861, to May 9, 1865. The Confeder ...

. All of the states with land north of the parallel, except Virginia, stayed in the Union, although

and

had Confederate legislatures that were elected in parallel with their regular legislatures. Also

Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...

, another slave state, was occupied by the

Union Army During the American Civil War, the Union Army, also known as the Federal Army and the Northern Army, referring to the United States Army, was the land force that fought to preserve the Union (American Civil War), Union of the collective U.S. st ...

under the commands of President

Abraham Lincoln Abraham Lincoln ( ; February 12, 1809 – April 15, 1865) was an American lawyer, politician, and statesman who served as the 16th president of the United States from 1861 until his assassination in 1865. Lincoln led the nation thro ...

, and its legislature was thus pressured into voting not to secede. Naturally, Lincoln and the remaining members of the

U.S. Congress The United States Congress is the legislature of the federal government of the United States. It is Bicameralism, bicameral, composed of a lower body, the United States House of Representatives, House of Representatives, and an upper body, ...

wanted Maryland to stay in the Union in order to prevent the national capital city of

Washington, D.C. ) , image_skyline = , image_caption = Clockwise from top left: the Washington Monument and Lincoln Memorial on the National Mall, United States Capitol, Logan Circle, Jefferson Memorial, White House, Adams Morgan, ...

from being surrounded by Confederate states, and hence being cut off from the rest of the Union. If such a thing had happened, then the Federal government would have been forced to move somewhere else further north, such as to

Philadelphia Philadelphia, often called Philly, is the largest city in the Commonwealth of Pennsylvania, the sixth-largest city in the U.S., the second-largest city in both the Northeast megalopolis and Mid-Atlantic regions after New York City. Sinc ...

Around the world

Starting at the

Prime Meridian A prime meridian is an arbitrary meridian (a line of longitude) in a geographic coordinate system at which longitude is defined to be 0°. Together, a prime meridian and its anti-meridian (the 180th meridian in a 360°-system) form a great c ...

and heading eastwards, the parallel 36°30′ north passes through: :

References

{{DEFAULTSORT:Parallel 36 30 North n36°30′ Borders of Arkansas Borders of Tennessee Borders of Kentucky Borders of Missouri Borders of Oklahoma Borders of Texas Geographic history of the United States

In the United States

Around the world

See also

References