WWI: The First Modern War

World War 1: The First Modern War on HISTORY® goes in-depth to reveal how “The Great War,” aka “The War to End all Wars,” changed modern warfare forever. Although global conflict continues, WWI’s so-called “greatness” originated in an astonishing series of technological firsts to the worldwide battlefield: weapons of mass destruction (WMDs), submarines, armored tanks and air attacks. Combining the combat tactics of old and the new century’s most powerful weapons made it easy to fight on land, sea and air. See how WWI dramatically rewrote the warfare playbook – sparing no part of the planet in the process.