Battle on Neretva known as the ''fourth offensive'' the most humane battle in World War II led by Yugoslav partisans. In January 1943 German army, afraid of Allied invasion of Balkans, launched great offensive against Yugoslav Partisans in Western Bosnia.They encircle the mountain and begin the mop up operation. Out gunned and outnumbered the partisans must not only take care of themselves but try to protect thousands of refugees too. Providing a heroic resistance, multiple superior enemy partisans advancing towards the only remaining bridge over the Neretva river, through which they intend to transfer himself and wounded at free territory. Therefore, all the shock decision of the Supreme Headquarters to demolish the bridge, but it is just as foolish ruse to weaken the enemy forces on the other side of the river. Movie Battle of Neretva is usually the most famous work by the Yugoslav film industry has produced.