Shelby's Iron Brigade 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 of the both Western and the Eastern
Operation Iron Triangle Operation Iron Triangle Operation Iron Triangle was a military operation in the Iraq War. The operation was led by Michael D. Steele in 2006. The operation targeted a suspected al-Qaeda in Iraq training facility southwest of the city of Samarra near the Muthana Chemical Complex south of Lake Tharthar. In the first few hours of the operation, two active duty soldiers from Charlie Company 3/187th Infantry Regiment executed three unarmed Iraqi detainees. The soldiers claimed that they were acting on the orders of their squad leader (who was the leader on the ground at the time) as well as the