<P> Danish Army personnel are generally allowed to wear any well - kept beard . Stubble, however, is not allowed . Full beards are popular among units deployed in Afghanistan, as it is easier to maintain when in the field . This also helps break down cultural barriers between the Danish and the Afghans, as most Afghan men wear full beards, and because many Danes grow red - coloured beards, an Afghan symbol of bravery . </P> <P> Soldiers who belong to Den Kongelige Livgarde (The Royal Life Guards) are not allowed to have beards when on guard duty . Additionally, Danish soldiers are not required to have short haircuts, though most have . </P> <P> The regulations of the Finnish Defence Forces (Rule 91) prohibit the growing of a moustache, a beard or long hair . Reservists can grow moustache, beard or long hair . </P> <P> Since the Napoleonic era and throughout the 19th century, sappers (combat engineers) of the French Army could wear full beards . Elite troops, such as grenadiers, had to wear large moustaches . Infantry chasseurs were asked to wear moustaches and goatees; and hussars, in addition to their moustache, usually wore two braids in front of each ear, to protect their neck from sword slashes . These traditions were gradually abandoned since the beginning of the 20th century, except for the French Foreign Legion sappers (see below). </P>

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