The United States Navy is the only U.S. armed force not to use the campaign hat.
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The campaign hat also should not be confused with a slouch hat.
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The evolution of the campaign hat can be seen in this 1905 photo of Buffalo Soldiers in Yosemite.
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Though similar to the U.S. campaign hat, the indentations of the Canadian style hat are somewhat deeper.
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The campaign hat is worn with uniform.
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The original uniform, still widely recognized, consisted of a khaki button-up shirt, shorts, and a broad-brimmed campaign hat.
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The original uniform, which has created a familiar image in the public eye, consisted of a khaki button-up shirt, shorts and a broad-brimmed campaign hat.
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Although the campaign hat is occasionally referred to as a Stetson, this is from its common manufacture in the late 19th century by that company.
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It was also during these scouting missions in the Matobo Hills that Baden-Powell first started to wear his signature campaign hat like the one worn by Burnham.