Basil L. Plumley (January 1, 1920 – October 10, 2012[1]) was a United States Army command sergeant major. He is most famous for his actions as a Sergeant-Major of the US Army&#x27;s 1st Battalion, 7th Cavalry Regiment, at the Battle of Ia Drang (Vietnam, 1965). General Hal Moore praised Plumley as an outstanding NCO and leader in the book &quot;We Were Soldiers Once...And Young&quot;