The Mark I tank is a new type of weapon made in Britain in 1916, known as the originator of the tank. Developed by the United Kingdom and serving in the British army during World War I, the Mark I tank was the first tank in the world to formally participate in a war. The Mark I tank came into service in August 1916 and was first used at the battle of the Somme on September 15, 1916. Its main role is to destroy the barbed wire on the battlefield, across the trenches, but also to resist small arms fire. In August 1915, the world's first tank was born in Britain. In 1916, the Mark I tank was produced, and the Mark I tank was produced AG1Open the door AG2Open the cockpit door