Gen. August Willich, Louis Blenker, Max Weber and Alexander Schimmelfennig. In its two years of operation, all but one commander of the XI Corps, which played a decisive role in the battles of Chancellorsville and Gettysburg, were Germans, including Sigel and Schurz.
During its two-year existence, the XI Corps, responsible for key battles such as Chancellorsville and Gettysburg, saw all but one of its commanders be German, including prominent figures like Sigel and Schurz.