What is the nickname for the neckpiece worn by Marines from 1775 to 1875?

The term "Leatherneck" refers to the distinctive neckpiece worn by Marines from 1775 to 1875, which was originally made of leather. This piece served both as a protective element and as part of the uniform, ensuring that a Marine's jawline was protected during combat. The nickname has since evolved to encompass the entire Marine Corps, symbolizing the pride and toughness associated with Marines. The use of leather as a material also highlights the durability and resilience expected of those serving in the military during that period. This nickname endures today and reflects the rich history and tradition of the Marine Corps, illustrating how the heritage of the uniform contributes to the identity of Marines over the years.