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During WWI, the Germans were the first to employ flamethrowers. Their flamethrowers could shoot flame jets up to 130 feet (40 m).1)
WWI included about 65 million men from 30 countries. Almost ten million people died. The Allies (Entente Powers) lost around 6 million men. The Central Powers lost around 4 million people.2)
During WWI, over two-thirds of all military casualties occurred in battle. In earlier battles, sickness was the leading cause of death.3)
German forces shot and murdered 150 people in Aerschot in August 1914. The assassination was part of a war doctrine known as Schrecklichkeit (“fearfulness”). Its goal was to frighten inhabitants in occupied regions so they would not resist.4)
During WWI, British tanks were divided into “males” and “females”. Male tanks were armed with cannons, whereas female tanks were armed with heavy machine guns.5)
During WWI, “Little Willie” was the first prototype tank. It was built in 1915 and could go at speeds of up to 3 mph (4.8 km/h).6)
The artillery barrage and mines made a tremendous amount of noise. Explosives exploding behind the German lines on Messines Ridge in Ypres, Belgium, could be heard 140 miles (220 kilometers) distant in London in 1917.7)