By the summer of 1942, German troops reached the foothills of the Greater Caucasus Range. Mountain division "Edelweiss" was bursting through the passes in the Caucasus. Here in the mountains, among glaciers, cliffs and canyons, drama developed with special events. And their main heroes were Soviet mountain troops. August 21, 1942 German climbers on Elbrus hoisted Nazi flags. The Red Army began to create extra military training points of mountain training. Skills of movement mastered in the mountains, the soldiers learned the subtleties of crossing mountain rivers. Soldiers learned to navigate the slopes on skis, rush in the chain, to fire from any position. Particular attention was paid to arms shooters. One of them, mortar, was indispensable in mountain conditions. 1943.