Your knees and hips are your largest joints. They support your body's weight and must work in close coordination to provide the mobility most people take for granted, until injury, arthritis, or other problems interfere.
The Battle of Verdun was one of the longest and bloodiest battles in human history, taking place during World War I. The battle was between German and French forces and took place from February 21, 1916 to December 18, 1916. The location was around the city of Verdun-sur-Meuse in the northeastern part of France. By the end of the battle, more than 250,000 people died and more than a million people were wounded.
According to contemporary estimates, Verdun resulted in 714,321 casualties, 377,231 on the French side and 337,000 on the German one, an average of 70,000 casualties for each of the ten months of the battle. It was the longest and one of the most devastating battles in the First World War and the history of warfare.