Until the mid-19th century, facial hair was unusual in the British military, except for the sappers. During the Crimean war, facial hair was a novelty; giving in to the pressure of fashion in a remarkably hairy era, Foot Guards allowed all ranks to grow large moustaches, once they got to the Crimea, and by the time of the Battle of the Alma, they were getting quite hirsute. By the winter they were permitted full beards