Law enforcement in Saint Pierre and Miquelon is the responsibility of a branch of the French Gendarmerie Nationale.
[2] On 11 April 1843, a ministerial order stipulated that the Gendarmerie of Saint-Pierre include one sergeant, one corporal and twelve gendarmes.
[2] In 1892, the Gendarmerie was organised as follows:[2] In 1888, two gendarmes, Bonnaud and Dangla, were implicated in the murder of Father Coupard on the Île-aux-Chiens.
Nougue left in August 1899 following the implementation of the Decree of 17 June 1899, which abolished the post of lieutenant and restored that of staff sergeant.
[2] On 25 September 1910, Rochet passed command to corporal Adolphe Mauffroy who was promoted to sergeant reducing the size of the capital of three gendarmes.
[2] By decree of 8 September 1934, the contingent consisted as follows:[2] After being restored, the position of Miquelon was removed on 12 June 1936 by decision of the head of the territory.
The constant change of staff of the gendarmerie was subject to the whims of governors and administrators who followed one another, ignoring the difficult life of the gendarmes.
On 8 October the same year, the strength of the section was increased to thirteen - one chief warrant officer, two staff sergeants and ten gendarmes.
On 25 April, 70 mobile gendarmes arrived in Saint-Pierre with the Anti-Aircraft and Anti-Submarine Escort vessel "Dupetit-Thouars", creating strong feelings among the population.
[2] Sometimes tragedies divided families, with some women making every effort to marry one of the mobile gendarme and then leave the islands.
[2] 1 December 1968 saw an increase in police staffing:[2] On 29 September 1972, the Port & Airport Brigade was created to act as a border guard.
In August 2001, the Company of Gendarmerie of Saint-Pierre and Miquelon was commanded by a lieutenant-colonel to replace a squadron leader.