It what way was the First World War a revolutionary event in the history of warfare?

It what way was the First World War a revolutionary event in the history of warfare?

– Please use technology, strategy, and tactics as a basis (e.g., tanks, chemical warfare, trench warfare, heavy artillery).

World War happened in 1914 to 1918 embroiled most of the nations of Europe along

with Russia, The United States, The Middle East, and other regions. The war pitted the Central

Powers mainly Germany, Austria Hungary, and Turkey against the Allies especially France,

Great Britain, Russia, Italy, Japan, and, from 1917, the United States. It ended with the defeat of

the Central Powers. The war was virtually unprecedented in the slaughter, carnage, and

destruction it caused (Wein, 2015) . The First World War was a revolutionary event in the history

of warfare because it has become the witness of many inventions & inventories.