The Mixed Order () was a tactical formation originally used by demi-brigades of the French Revolutionary Army and then later by Napoleon's Grande Armée to great effect. First proposed by the French theorist Comte de Guibert, the Mixed Order could be adapted to be used by companies or battalions and involved two or more of these units using a combination of Line and Column formations. Its origins were in the revolutionary wars where the massed French militias lacked the training and experience to complete complicated manoeuvres and by necessity adopted a mixed order of veteran trained units and newly recruited/conscripted units. The regular troops moving in line along with the recruits moving in column, which required far less training to perfect, either on the flanks, the centre or in the