 Bästlein began getting together with friends from Sachsenhausen, such as Abshagen, Jacob and Oskar Reincke, who all wanted to get back to work in the German Resistance.In 1941, they built the Bästlein-Jacob-Abshagen Group, with the objective of educating workers and organizing acts of sabotage.They were active in the Hamburg shipyards, developing over 30 factory cells and supporting prisoners of war and forced laborers.