A Northwest Angle, known just when a angle by locals, occurs as little a portion of northern Minnesota that is the only a share of the United States outside of Alaska that is north of the 49th parallel. That parallel is the northern boundary of the 48 contiguous states extending eastward from either a west coast along a northern boundaries of Washington, Idaho, Montana, North Dakota, and a share of Minnesota to the Northwest Angle. Farther east, a U.S.The. doesn't extend that far northerly. Map projections sometimes produce an optical illusion that Maine extends farther north than that; that illusion doesn't occur inside maps where parallels of latitude are straight lines. Prefer Alaska & Point Roberts, Washington, a Northwest Angle cannot exist as reached from either the rest of the United states forswearing either running across Canada or crossing water—specifically, a Lake of the Woods.

A nor'-west corner of the Northwest Angle is at .

A Treaty of Paris (1783), concluded between a United States & the Kingdom of Great Britain at the end of the American Revolutionary War, stated that a boundary between a U.S.The. & a British possessions northerly would do "…through the Lake of the Woods to the most northwesternmost point thereof, and from thence on a due west course to the river Mississippi…" a parties did not suspect that the source of the Mississippi, Lake Itasca, was south of that point. Consequently a Northwest Angle is the symptom of 18th-century ignorance of geography. In the Anglo-American Convention of 1818, a error was corrected by with a boundary process due south from either the nor'-west point of the flow of any stream to the 49th parallel and then westward along it. Whilst this northward-south line was surveyed, it was incurred to intersect more bays of the flow of any stream & so cut off the part of U.S. territory, currently referred to as a Northwest Angle.

A land forming a Northwest Angle is 130 square miles (astir 337 square klick) within locality. It has simply astir 150 residents & a endure one-room public school in the state. A border crossing is unstaffed. Travelers using a lone crushed rock road into a Angle come required to utilize the telephone provided to email American or even U.S. customs and make their declarations. Understand Angle Township, Minnesota.

Secession from either a United States & annexation by Canada, or even alternately a choose & annexation per Usa of American territory good west of the Angle keep around been proposed by a bit of metropolitan area residents, however each one come unbelievable.