On July 15, 1942, General Henri Guisan observed the combat exercises on Schwägalp led by Captain Matthias Brunner. On February 18, 1943, General Guisan signed Order No. 13/819, which arranged the
creation of the new troop unit «Grenadiers». Since then, Captain Brunner has been considered the father of grenadiers, a proud unit that celebrated its 75th anniversary in 2018.