Armor from 1920-1929
The interwar years see in general lull in new armor designs.

1 FCM Char 2C The Char 2C was being planned and designed in the final year of the First World War. The system would become the largest tank of its kind to ever see operational service in any capacity and was ordered for mass production in ... 1921

2 Fiat 3000 (L.5 Series) The Fiat 3000 was a highly-modified Italian version of the French FT-17. Modifications included (but were not limited to) side skirt armor and a redesigned turret. It became the first tank of note to be produced on Italian so... 1923

3 T-18 (MS-1) The T-18 was the first Soviet-designed and produced tank. Russia initially lacked the internal expertise to design, develop and produce their own tanks in the early 20th Century, relying heavily on the importing of existing s... 1928

4 Vickers 6-Ton (Mark E) The Vickers 6-Ton (Mark E) was a light tank evaluated by the British Army but ultimately rejected. When the British Army passed on the system, the tank was marketed (with success) to operators around the globe. The system wen... 1928

5 Vickers Medium Mark I The Vickers Medium Mark I series of tanks was one of the few mass-produced tank systems to be found in the 1920s. With a war-weary world cutting back much in the way of military production, the Medium Mark I managed a relativ... 1923