Army Reserve Drill Sergeant Recruiting 108th Training Command (IET) - History of the Campaign Hat United States Army Drill Sergeant Hats The current drill sergeant hat evolved from the 1883 campaign hat.
![military - Why did fighter pilots wear their hats lopsided during the World Wars? - History Stack Exchange military - Why did fighter pilots wear their hats lopsided during the World Wars? - History Stack Exchange](https://i.stack.imgur.com/4yPHQm.jpg)
military - Why did fighter pilots wear their hats lopsided during the World Wars? - History Stack Exchange
![U.S. Army Corps of Engineers Headquarters > About > History > Historical Vignettes > General History > 031 - Headgear U.S. Army Corps of Engineers Headquarters > About > History > Historical Vignettes > General History > 031 - Headgear](https://www.usace.army.mil/portals/2/siteimages/120103-M-LC381-026.gif)