Pas-de-Calais
The Pas-de-Calais (, ' strait of Calais'; ; ) is a department in northern France named after the French designation of the Strait of Dover, which it borders. It has the most communes of all the departments of France, with 890, and is the ...
Hauts-de-France
Hauts-de-France (; ; ), also referred to in English as Upper France, is the northernmost region of France, created by the territorial reform of French regions in 2014, from a merger of Nord-Pas-de-Calais and Picardy. Its prefecture is Lille. ...
region in
France
France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...
Érin is a small village on the south side of the small river, the
Ternoise
The river Ternoise (; ) is one of the small chalk streams that flow from the plateau of the southern Boulonnais (land area), Boulonnais and Picardy, via the Canche, into the English Channel. The catchment basin, basin of the Ternoise extends to a ...
which flows through St.Pol-sur-Ternoise and joins the River Canche at
Hesdin
Hesdin (; ) is a former Communes of France, commune in the Pas-de-Calais Departments of France, department in northern France. On 1 January 2025, it was merged into the new commune of Hesdin-la-Forêt.
Geography
The N39, from Arras to Montreuil ...
. The geology of the area is like that of the
Somme __NOTOC__
Somme or The Somme may refer to: Places
*Somme (department), a department of France
* Somme, Queensland, Australia
* Canal de la Somme, a canal in France
*Somme (river), a river in France
Arts, entertainment, and media
* ''Somme'' (book), ...
valley to its south. The Ternoise valley is the most northerly flowing in the syncline to the south of the
Variscan
The Variscan orogeny, or Hercynian orogeny, was a geologic mountain-building event caused by Late Paleozoic continental collision between Euramerica (Laurussia) and Gondwana to form the supercontinent of Pangaea.
Nomenclature
The name ''Variscan ...
The road, D94 follows the river between St.Pol and Hesdin. Alongside it runs the
Arras
Arras ( , ; ; historical ) is the prefecture of the Pas-de-Calais department, which forms part of the region of Hauts-de-France; before the reorganization of 2014 it was in Nord-Pas-de-Calais. The historic centre of the Artois region, with a ...
to
Boulogne-sur-Mer
Boulogne-sur-Mer (; ; ; or ''Bononia''), often called just Boulogne (, ), is a coastal city in Hauts-de-France, Northern France. It is a Subprefectures in France, sub-prefecture of the Departments of France, department of Pas-de-Calais. Boul ...
railway.
History
During the
First World War
World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
, the principal depôt of the
British Army
The British Army is the principal Army, land warfare force of the United Kingdom. the British Army comprises 73,847 regular full-time personnel, 4,127 Brigade of Gurkhas, Gurkhas, 25,742 Army Reserve (United Kingdom), volunteer reserve perso ...
unit, then known as the
Tank Corps
An armoured corps (also mechanized corps or tank corps) is a specialized military organization whose role is to conduct armoured warfare. The units belonging to an armoured corps include military staff, and are equipped with tanks and other armou ...
, developed at Érin. The Tank Corps developed through the Heavy branch of the
Machine Gun Corps
The Machine Gun Corps (MGC) was a Regiment, corps of the British Army, formed in October 1915 in response to the need for more effective use of machine guns on the Western Front (World War I), Western Front in the World War I, First World War. Th ...
from the Heavy Section. This was founded in March 1916. The depôt was known as the Central Workshops and was set up in January 1917 under the command of Major Brockbank. Other parts of the organization were nearer the neighbouring villages of
Bermicourt
Bermicourt () is a commune in the Pas-de-Calais department in the Hauts-de-France region in northern France.
Geography
A small farming village located 28 miles (47 km) northwest of Arras on the D98 road.
History
On 15 September 1916, d ...
(maintenance school) and Fleury (wireless and signals).
See also
*
Communes of the Pas-de-Calais department
The following is a list of the 887 communes of the Pas-de-Calais department of France.
The communes cooperate in the following intercommunalities (as of 2025):