Iron Brigade and was previously called the "Black Hat" Brigade. The 3rd Brigade Combat Team, 1st Infantry Division was known as the Iron Brigade from its formation in 1917 through World War I, World War II and Vietnam, until some time in the early 2000s when, for reasons that are still unclear, the name was changed to Duke Brigade. The unit crest was an Iron Cross in a triangle, it appears that that was also changed. The 3rd Brigade of the 4th Infantry Division is also known as the Iron Brigade. Its unit crest is similar to the medals issued to veterans
Farabeuf's Triangle Farabeuf's Triangle Farabeuf's Triangle is the triangular space in the upper portion of the neck where the bifurcation of the carotid artery can be seen. It is limited: the rear: the jugular vein; internal below and beyond: the facial vein; above and beyond: the hypoglossal nerve. This triangle serves as a reference to locate surgery elements that are in the carotid triangle. The triangle of Farabeuf is bounded by the internal jugular vein (posterior), common facial vein (anterior-inferior) and hypoglossal nerve (anterior-superior). The jugulodigastric lymph node is commonly found within these boundaries, and drains the pharyngeal tonsil. The triangle had