1. French Tanks
-Schneider CA 1: This was one of the earliest tanks introduced during the war, Developed by France, it was a heavy tank armed with a 75mm gun and machine guns.
-Saint Chamonds: Also French invention, the saint Chamonds Tank was armed with a 75mm howitzer and machine guns, and was used in various battles.
2. British Tank:
-Mark 1: The Mark I was one of the first tanks to see combat during the war. it saw action at the Somme in 1916 and was armed with machine guns and a six pounder (57mm) cannon.
-Mark IV: The Mark IV represented an improvement over the earlier models and was widely used during the war. Its armaments included machine guns and 6 pounder cannon, and it could also carry a supply of ammunitions and personnel.
3. Russian Tanks
-Tsar Tank: The Tsar Tank, also known as "Netopyr" ("Bat") was an ambitious Russian design that never entered mass production. It had several turrets, including a main 122mm gun turret, and was considered a precursor to modern multi-turreted tanks.
-Renault FT-17: France manufactured the Renault FT-17, which was a light tank weighing about 7 tones and armed with a 37mm gun or 8mm machine gun. it saw action in the latter stages of the war and also served in the armies of other allied countries.
4. American Tanks:
-Mark VIII Liberty: The Mark VIII Liberty, also called the "International" tank, was a joint project involving France, Britain, and the United States during the later part of the war. It featured 6 pounder cannon and several machine guns, but it was not ready for mass production by the end of the conflict.
it's important to note that the development of tanks during world war 1 was in its early stages, and many of these tanks faced technical difficulties and limitations. However, they represented crucial strides in the evolution of armored warfare and paved the way for more sophisticated tanks and armored doctrines that emerged in subsequent conflicts.