Hellsing Organisation Special Military Forces

The Special Military Forces is the Hellsing Organization's own private army that was funded and formed by the Hellsing family to serve as their security force.

History
They were first seen in Hellsing: Volume 2 where they face against the Valentine Brothers' Ghoul Army, they were outnumbered by the ghouls and were subsequently slaughtered during the raid at the Hellsing manor, many of them were transformed into ghouls but were all killed by Seras Victoria and Walter C. Dornez while they were protecting Integra Hellsing and The Convention of Twelve during their meeting, Integra was ordered by Sir Hugh Irons to execute the remaining ghouls as punishment for not being prepared for such an attack which led to heavy casualties, she apologizes to her fallen men and puts them out of their misery. She later give the fallen soldiers a funeral and hired the Wild Geese to replace the fallen.

In the Anime
Unlike in both the manga and the OVA, the Military force instead of mostly serving as security also serve as a vampire extermination task force, they are mobilized whenever there are vampire activities around London, they are led by Peter Fargason. Over the course of the anime, they suffer casualties caused by Alexander Anderson, the Ghoul army, and Incognito's vampirized SAS forces.