12. Battle of Verdun (1916)
The Battle of Verdun dragged on for nearly a year, becoming a symbol of endurance and suffering. French and German soldiers faced relentless bombardments, poison gas, and unimaginable conditions in a grueling test of will. With nearly a million casualties, Verdun epitomized the brutal, grinding nature of World War I trench warfare. This epic struggle left scars on a generation and changed military history forever.
