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The regimental flag, known also as a "battle flag" or war flag, accompanies the unit on battle assignments and is physically handed to the commander of the regiment, as described by former Vermont National Guard Adjutant General Martha Rainville in an interview.
When the Holy Roman Empire took part in the Crusades, a war flag was flown alongside the black-gold imperial banner.
Because members of the far right have used the imperial war flag as a symbol, its use is considered to be a "breach of the public order" in seven states, and flags will be confiscated.