original: In 1871 the fortification received an additional barracks.
simplifications: In 1871 the fortification received more camps. In 1871 it got more buildings for the soldiers. In 1871, the fort built another barracks. The fortification built additional barracks in 1871. In 1871 the fortification got another barracks. In 1871, an additional barracks was built. In 1871 the barricade received an additional barracks. In 1871 the defenses were given an added camp. The fortification received additional barracks in 1871. The siege received an extra barracks in 1871.