There are two tanks known as IS-4: Object 245 and Object 701. Object 245 was an IS-2 rearmed with a long 100 mm D-10T cannon. The IS-4 known as the Object 701 was a Soviet heavy tank that started development in 1943 and began production in 1946. Derived from the IS-2 and part of the IS tank family the IS-4 featured a longer hull and increased.. Tank, any heavily armed and armored combat vehicle that moves on two endless metal chains called tracks. Tanks are essentially weapons platforms that make the weapons mounted in them more effective by their cross-country mobility and by the protection they provide for their crews.
20 military tanks you can legally buy as a civilian in 2026, from $15,000 Scorpions to $2.5M Panzer IVs. Complete prices, legality guide, and where to find them.. The IS or JS series of tanks was developed by the Kotin Design Bureau in 1943 in response to the threat posed by the German Tiger tank. The design philosophy of the IS series was rooted in practical combat needs, representing an improvement over the shortcomings in mobility and firepower of the KV series tanks. The emergence of the Stalin tank was a product of necessity after the performance of th