Telegraph troops are responsible for the establishment of their own side’s telegraphic communications in war and for the disruption of the enemy’s telegraphic communications. The telegraph troops created in Prussia in 1830 within the New Prussian engineer battalions were established as a separate corps in 1899, which subsequently became the Signal Corps of the Wehrmacht and Waffen SS. Its modern successors are the signal troops and electronic warfare troops. It predecessors used various optical telegraphic systems.