The "Knight's Cross with Oak Leaves, Swords, and Diamonds" is a high military honor awarded by Nazi Germany during World War II. It is an extension of the Knight's Cross of the Iron Cross, which was established in 1813. This prestigious decoration recognizes exceptional bravery and leadership in combat, combining several elements: oak leaves signify multiple awards, swords indicate acts of valor, and diamonds represent extraordinary achievements. The award was first presented in 1944 and was given to only a select few individuals, making it one of the rarest military decorations. Recipients of this honor were often high-ranking officers or those who had demonstrated exceptional skill and courage on the battlefield, contributing significantly to the German military efforts during the war.