 Graf Detlev Carl von Einsiedel bought 1779 Groditzer mill and founded at this location Gröditzer ironworks (Lauchhammer plant), in 1825, the foundation stone for the construction of a blast furnace, which was taken 1827 in operation.During the World War II, there was a forced labor camp in the " Lauchhammer works " of the Central German steel plants of the Flick Group, in which 4000 prisoners of war, women and men from the countries occupied by Germany forced labor had to do in the gun production.Moreover, there was from October 1944 to April 1945 an Outdoor stock of Flossenbürg with more than 1000 concentration camp prisoners, including 300 Jews.