Attack at Fromelles

Date: July 19, 1916 • Location: Herlies, France

First World War: The "worst 24 hours in Australia's entire history" occurred when Australian forces unsuccessfully attacked German defences at Fromelles, France.

World War I, or the First World War, also known as the Great War, was a global conflict between two coalitions: the Allies and the Central Powers. One of the deadliest conflicts in history, World War I caused 15 to 22 million deaths, including those resulting from war crimes and genocides. The war also contributed to the spread of the Spanish flu pandemic. The conflict saw important developments in weaponry, including machine guns, artillery, aircraft, chemical weapons, and tanks.