The Battle of Verdun was fought from 21 February until 18 December, 1916. It is one of the major battles in World War I. It was fought on the western front, between French and German forces, in north-eastern France. The defense forces of the (Région Fortifiée de Verdun) were attacked by German Fifth Army.
The strategy of the German army should provoke French forces to start a counter-attack in order to drive German forces out of the height. In that case, French attack would be repelled with a large number of super-heavy, heavy and medium guns. In March, the Germans started attacking west bank, in order to get the insight of ground from where the French artillery had been firing. German forces advanced, but French troops get the reinforcement so they were able to contain the attack.
In May, the Germans changed their tactics. They started local attacks and counter-attacks. This gave an opportunity to French army to attack Fort that was partially occupied. On 1 July, the Anglo-French relief offensive began. From 23 June to 17 August, local village, Fleury, changed hands 16th times. German forces tried to take over the Fort , in June, but their attack was repulsed. From August until December, French forces regain control over the Fort , Fort and much of the ground they have lost.
During this battle, 714.231 soldiers were lost. French army lost 377.231 and Germany lost 337.000 soldiers. This means that every month 70.000 soldiers died. According to recent estimates, the number of casualties was 976.000 and 1.250.000 suffered from 1914-1918. The Battle of Verdun lasted 303 days, which made it one of the longest battles in human history.